However, one of the most common fiber supplements is psyllium (sold as Metamucil, Konsyl, Fibrogel, or as bulk husks), which is actually about 1/3 insoluble fiber. Psyllium can actually worsen (or even cause) bloat and stomach gas in many people. ... and can cause tremendous bloating and gas. A much more helpful alternative is Acacia Tummy ...Side Effects. Gas or stomach cramping may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly. If your doctor has directed you to use this...All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. These are not all of the side effects that may occur.warnings. What is the most important information I should know about Psyllium (Metamucil)? You should not take psyllium if you have ever had an allergic reaction to it. Ask a doctor or...Many nonprescription and prescription medicines and supplements can cause gas and bloating. A few examples are: Aspirin. Antacids. Diarrhea medicines, such as Imodium, Kaopectate, and Lomotil. Opioid pain medicines. Fiber supplements and bulking agents, such as Citrucel, Fiberall, and Metamucil. Multivitamins and iron pills.Metamucil: Psyllium fibre belongs to two groups of medications: bulk-forming laxatives and cholesterol-lowering medications. ... Many medications can cause side effects. A side effect is an unwanted response to a medication when it is taken in normal doses. Side effects can be mild or severe, temporary or permanent. ... bloating; gas; heartburn ...If you have diarrhea, bloating, and vomiting, you may have a campylobacter infection. How do you get it? How can you treat it? Learn more. Campylobacter infection is a common foodb...It will improve.: it is common for someone to have excessive gas and bloating after starting Metamucil. It usually improves with continued usage. One helpful hint it is to start with just a small amount per day and gradually increase it. It is also important to increase your amount of fluid intake if you are taking Metamucil. Good luck.A usual serving of ground flaxseed is 1 to 2 tablespoons. Boosting your fiber intake too quickly can cause gastrointestinal problems, including bloating, warns the University of Michigan Health System. Start with just 1 tablespoon and work up to the larger amount, if desired, advises Healthyflax.com. Video of the Day.I have all the symptoms of gastritis or ulcers. bloating,pains,spicy food makes it act up more. can metamucil help.anything better then pepcid to help heal?bloating is the main symptom now and some uncomfortable fatigue with burning muscles working? A doctor has provided 1 answer. A member asked:When the body lacks this enzyme, undigested lactose can cause bloating, gas, and other digestive discomforts. In some cases, bloating may be a symptom of an underlying gastrointestinal disorder, such as irritable bowel syndrome (IBS). IBS is a chronic condition that affects the large intestine and can cause bloating, abdominal pain, and changes ...It can cause bloating but generally doesn't increase gas. Medicines or nutritional supplements. Both prescription and nonprescription medicines, as well as dietary supplements, can cause bloating and gas as side effects. ... Fiberall, and Metamucil. Multivitamins and iron pills. Symptoms of a heart attack may include: Chest pain or …One of the most common side effects of Metamucil is gastrointestinal distress, including bloating, gas, and cramping. ... In some cases, Metamucil can also cause allergic reactions, particularly in people who are allergic to psyllium husk or other components of the supplement. Symptoms of an allergic reaction can include hives, itching ...I was diagnosed with ida 3 months ago. had an iron infusion. had constipation for two weeks. found relief by taking metamucil. i am not constipated any more but notice maroon stools and blood. pain on right side of abdomen? A doctor has provided 1 answer. A member asked:Common side effects of Metamucil (and psyllium husk in general) can include : Abdominal pain and cramps; Bloating; Changes in bowel habits; You can help reduce these side effects by increasing your dosage gradually. Ensuring to drink plenty of fluids while taking Metamucil can also help ease side effects.robert68588 Mspanda. Your welcome! God Bless You,Bob. Yes, yes, yes. The bloating is so bad it makes me feel pregnant. And it is off and on. I told my doctor I am not taking this med anymore! Does anyone find the mirtazapine bloating is on and off? Its been 4 weeks on mirtzapine now and the bloating is back today big time.</...Frequency not reported: Abdominal distension and pain, borborygmi, nausea, vomiting, diarrhea, bloating, flatulence, abdominal cramping, perianal inflammation and soreness . Hypersensitivity. Frequency not reported: Allergic reaction . Frequently asked questions. When is the best time to take MiraLAX? Metamucil vs. MiraLAX: How do they …Benefiber and Metamucil can cause similar side effects, such as stomach cramping and gas. These effects may be more likely when you first start taking the supplement. Gas and stomach cramping tend ...Regularly taking fiber supplements is generally recognized as safe, but doing so may be associated with some side effects, such as increased gas or bloating. Simpson advises aiming for 21 to 38 grams of fiber daily. On days when you’ve eaten a lot of high-fiber foods, you might also skip the supplement.I have actually never tried Metamucil through all of my ordeal, because I figured the psyllium husk is a prebiotic and would aggravate the bacterial overgrowth in my small intestine. ... a few days before the end, I started getting lots of bloating, and everything went downhill from there. Anxiety, insomnia, skin rashes, twitching, sinusitis ...7- Side effects of Metamucil in IBS patients (Can Metamucil makes IBS worse?) Like every ally, Metamucil has its strengths and its weaknesses. ... Commonly, Metamucil for IBS may cause some …Hemolytic anemia caused by chemicals and toxins is a lack of red blood cells that occurs when red blood cells are excessively damaged by certain chemicals or toxins. Hemolytic anem...This imbalance can cause abdominal pain/discomfort, abdominal bloating/distension and flatulence (23,51,54). On the other hand, long-chain, intermediate viscous, soluble and moderately fermentable dietary fiber (e.g., psyllium) results in a low gas production and the absence of the symptoms related to excessive gas production (23,54,55).All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. These are not all of the side effects that may occur. While Metamucil can cause gas as a side effect, it typically does not cause stinky gas on its own. The gas produced by Metamucil is generally odorless and is a byproduct of the fermentation of gut bacteria. However, there may be some individuals who experience stinky gas when taking Metamucil due to their unique gut microflora. Flatulence and bloating are the most common side effects; psyllium has rarely caused more severe side effects such as allergy or mechanical obstruction of the ...Other side effects of Metamucil. All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps.Jul 19, 2017 · This imbalance can cause abdominal pain/discomfort, abdominal bloating/distension and flatulence (23,51,54). On the other hand, long-chain, intermediate viscous, soluble and moderately fermentable dietary fiber (e.g., psyllium) results in a low gas production and the absence of the symptoms related to excessive gas production (23,54,55). Related to the above, if you start eating a lot more fiber but aren’t getting enough fluids, you can end up with a big blob of fiber hanging out in your intestines, Carlson says. Hello, bloating and gas. The good news is that if you’re getting much of your fiber from fruits and vegetables, those contain a lot of fluid already.Best foods for bloating. While some foods cause bloating due to their increased potential to cause constipation, gas, or water retention, others may actually do the opposite. 1. Bananas. Bananas are perfect because they are convenient to eat on the go and make great additions to smoothies and yogurt.About.com states that yogurt made with live bacteria is not likely to cause gas. BottomLinePublications states that yogurt that includes probiotic supplements and artificial sweete...The most common reason and the reason why it’s likely to happen in most people is that lentils are very high in fibre. That’s a good thing as fibre is good for us and most of us don’t eat enough of it. But we’re not the only things that consume fibre in our body. Fibre feeds the bacteria in the gut, and as they consume it, they produce gas.Can peanut allergies cause diaper rash in infants? Learn whether peanut allergies can cause a diaper rash in infants in this article. Advertisement Peanut allergies can develop at ...Some people may take Metamucil for weight loss, because eating more fiber may help you lose weight. Research published in the Annals of Internal Medicine in February 2015 compared the effectiveness of two diet plans. All of the 240 adult participants in the study had metabolic syndrome — a group of conditions like high blood sugar, …The most common reason and the reason why it’s likely to happen in most people is that lentils are very high in fibre. That’s a good thing as fibre is good for us and most of us don’t eat enough of it. But we’re not the only things that consume fibre in our body. Fibre feeds the bacteria in the gut, and as they consume it, they produce gas.Occasional constipation can happen for a variety of reasons. The most common causes are: A diet low in fiber For men under 50, the daily recommended amount of fiber is 38 grams; for women, it’s 25 grams. For men and women 51 and older, the recommendation is 28 grams and 22 grams, respectively. 4 Lack of movement Sometimes not getting …Taking too much psyllium can cause stomach pain. Psyllium is a natural source of fiber derived from the Plantago ovata plant, which has small, gel-coated seeds. This plant provides soluble fiber that forms a paste in your stomach. Psyllium husk side effects help slow digestion, promote steady blood sugar levels and make you feel fuller, …Gas and bloating can lead to back pain in some cases, according to Back Pain Health Center. This type of pain is typically caused by trapped gas putting pressure against the abdome...Senokot (Senna) received an overall rating of 6 out of 10 stars from 58 reviews. See what others have said about Senokot (Senna), including the effectiveness, ease of use and side ...A: Metamucil can be taken in powder, wafer, or capsule form. It is recommended to mix the powder or wafer with at least 8 ounces of water and to drink it immediately. Capsules should be taken with a full glass of water. You can take Metamucil up to 3 times a day, but you should slowly build up to this. Q:Eliminate possible food triggers. If you've noticed a pattern, try removing the foods that appear to trigger bloating, one at a time, to see if gas and bloating improve. Look at labels to avoid ...All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. These are not all of the side effects that may occur.Research studies show that eating foods high in soluble fiber can help with constipation. However, eating soluble fiber may cause gas and bloating. You can get ...Unfortunately, bloatin g is one of metamucil's biggest side effects. This is not surprising considering that metamucil forms a psyllium gel that moves through the digestive system, trapping the waste as it moves down. As the laxative does not work immediately, the substances that are trapped can release gases and cause bloating.There’s a minor health hazard associated with flight that, though it rarely makes headlines, can wreak havoc on your stomach by causing gas and bloating. Cramped seats that just ke...Metamucil vs Citrucel vs Miralax vs Colace: Constipation. As bulk forming laxatives and fiber supplements, Metamucil and Citrucel powders should be taken with 1 cup of water. Metamucil can be taken 2.5 to 30 g per day in divided doses, and Citrucel can be up to three times a day. Both Metamucil and Citrucel can be taken with or without food.Bile acid binders can cause bloating. Anticholinergic medications. Medications such as dicyclomine (Bentyl) can help relieve painful bowel spasms. They are sometimes prescribed for people who have bouts of diarrhea. These medications are generally safe but can cause constipation, dry mouth and blurred vision. Tricyclic antidepressants.Dec 20, 2023 · Health conditions that could cause constipation include: Bowel obstruction. Conditions or injuries that affect the brain and/or the spine, such as a stroke, Parkinson’s disease or multiple sclerosis. Celiac disease (an autoimmune condition with symptoms triggered by eating gluten) Chronic idiopathic constipation. Metamucil is considered safe to take, but there are some things you should know before you start taking it. First of all, metamucil can cause gas and bloating in some people. Secondly, if you are pregnant or nursing, you should talk to your doctor before taking metamucil because it has not been tested in pregnant or nursing women.Flatulence and bloating are the most common side effects; psyllium has rarely caused more severe side effects such as allergy or mechanical obstruction of the ...Overview. Many nonprescription and prescription medicines and supplements can cause gas and bloating. A few examples are: Aspirin. Antacids. Diarrhea medicines, such as Imodium, Kaopectate, and Lomotil. Opioid pain medicines. Fiber supplements and bulking agents, such as Citrucel, Fiberall, and Metamucil. …Dosage. Common dosages of psyllium are 5–10 g, with meals, at least once daily. However, when it comes to fiber, more is not always better. It is important to take it with water and drink it ...You can also try a fiber supplement, like Metamucil. Make sure to slowly add fiber into your daily routine. But keep in mind that taking too much fiber too fast can worsen other Mounjaro side effects like gassiness and bloating. Change your toilet habits. Getting back to basics can help you with constipation. While Metamucil can cause gas as a side effect, it typically does not cause stinky gas on its own. The gas produced by Metamucil is generally odorless and is a byproduct of the fermentation of gut bacteria. However, there may be some individuals who experience stinky gas when taking Metamucil due to their unique gut microflora. Jul 5, 2021 · Related to the above, if you start eating a lot more fiber but aren’t getting enough fluids, you can end up with a big blob of fiber hanging out in your intestines, Carlson says. Hello, bloating and gas. The good news is that if you’re getting much of your fiber from fruits and vegetables, those contain a lot of fluid already. Omeprazole can also make you have more gas than normal. This can be uncomfortable, causing bloating or cramps. Omeprazole can cause constipation, which can also lead to gas, though this is not as common. Lifestyle changes, such as drinking more water and exercising, can help relieve constipation. This might also lower the …Oct 11, 2023 · Bloating is a common problem that affects the digestive system. It happens for a variety of reasons, and can cause the abdomen to become distended (stick out). Bloating may cause symptoms such as feeling fullness, pressure, or tightness in the stomach. It can be mild and not last very long or it could be severe and more painful and disruptive. All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. These are not all of the side effects that may occur.Metamucil may cause serious side effects. Stop using Metamucil and call your doctor at once if you have: constipation that lasts longer than 7 days; rectal bleeding; or. severe stomach pain. Common side effects of Metamucil may include: bloating; or. minor change in your bowel habits. This is not a complete list of side effects and others may ...Bile acid binders including cholestyramine, colestipol, or colesevelam can help some patients with IBS-D, but can also cause bloating. Medicine for constipation medication. Over-the-counter laxatives such as polyethylene glycol 3350, bisacodyl, and psyllium seed husks can help relieve constipation and keep bowel movements regular.Metamucil and Miralax are over-the-counter medications used to relieve constipation. Metamucil is a bulk-forming laxative that contains psyllium, a soluble fiber. It helps constipation and, taken regularly, may have other benefits, such as lowering blood sugar and cholesterol. Miralax is an osmotic laxative that contains polyethylene glycol.Metamucil and Miralax are over-the-counter medications used to relieve constipation. Metamucil is a bulk-forming laxative that contains psyllium, a soluble fiber. It helps constipation and, taken regularly, may have other benefits, such as lowering blood sugar and cholesterol. Miralax is an osmotic laxative that contains polyethylene glycol.† Diets low in saturated fat and cholesterol that include 7 grams of soluble fiber per day from psyllium husk, as in Metamucil, may reduce the risk of heart disease by lowering cholesterol. One serving of Metamucil has 2.4 grams of this soluble fiber. One serving of Metamucil capsules has at least 1.8 grams of this soluble fiber.All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Belly pain. Gas. Cramps. These are not all of the side effects that may occur.Discard the water the next day, rinse beans under running water, and cook the beans in fresh water. This will help get rid of some oligosaccharides (the sugars that exist in beans that cause flatulence). Rinsing canned beans can also help get rid of some of the oligosaccharides. For more information on eating healthy, please contact your local ...This type of laxative has been said not to cause a bowel movement but instead allows the patient to have a bowel movement without straining. Combinations—There are many products that you can buy for constipation that contain more than one type of laxative. For example, a product may contain both a stool softener and a stimulant laxative.Common side effects may include bloating or a minor change in the bowel habits. Constipation is the most common symptom of bowel dysfunction in people with MS.Cause related marketing is exploding in popularity. Read: the definition, benefits, costs, best examples - and how to do a cause marketing campaign. Have you ever thought of suppor...Coping techniques help you manage anxiety, but understanding the root of your symptoms can offer you lasting results. Here's how to explore the whys. Understanding where your anxie... Uses. This medication is used to treat constipation. It increases the bulk in your stool, an effect that helps to cause movement of the intestines. It also works by increasing the amount of water ... April 17, 2021. Abdominal bloating and distension are two of the most commonly reported gastrointestinal symptoms, affecting people diagnosed with a broad range of underlying …However, it can also interfere with certain medications and may cause digestive issues for some people, including bloating, belching, and gas. Due to these risks, you should only take Metamucil ...Jun 30, 2023 · Don't take mineral oil at the same time as stool softeners. Take 1 tablespoon at breakfast or lunch. But don't use it for more than a few days, because mineral oil interferes with absorption of some vitamins and if inhaled it can cause pneumonia. Consider wearing a protective pad in your undergarments to absorb any leakage. Other laxative options A Critical Look. Eating fiber-rich foods can help optimize digestive health, but too much fiber may worsen constipation if insufficient fiber isn’t the cause. Constipation is a common problem ...Bloating and Gas. Benefiber forms a watery gel in your digestive system 2. Normal bacteria in your colon ferment this gel, a process that leads to release of gases. This can cause bloating, increased intestinal gas, a noisy stomach and possibly cramps. According to a January 2010 article in the "Annals of Nutrition and Metabolism," these ...warnings. What is the most important information I should know about Psyllium (Metamucil)? You should not take psyllium if you have ever had an allergic reaction to it. Ask a doctor or pharmacist...There’s a minor health hazard associated with flight that, though it rarely makes headlines, can wreak havoc on your stomach by causing gas and bloating. Cramped seats that just ke...This Study Summary was published on June 4 2021. IBS and IBD share symptoms such as diarrhea, constipation, bloating, and abdominal pain, but unlike IBS, IBD is consistently associ...Overview. Many non-prescription and prescription medicines and supplements can cause gas and bloating. A few examples are: Aspirin. Antacids. Diarrhea medicines, such as Imodium, Kaopectate, and Lomotil. Opioid pain medicines. Fibre supplements and bulking agents, such as Citrucel, Fiberall, and Metamucil. Multivitamins and iron pills.8 Drinks That Cause Gas and Bloating, According to a Dietitian Nutrition. ... Taking too much Metamucil can cause Metamucil overdose symptoms which can include abdominal pain, nausea, …Jul 19, 2017 · This imbalance can cause abdominal pain/discomfort, abdominal bloating/distension and flatulence (23,51,54). On the other hand, long-chain, intermediate viscous, soluble and moderately fermentable dietary fiber (e.g., psyllium) results in a low gas production and the absence of the symptoms related to excessive gas production (23,54,55). Metamucil is safe, but it isn’t without side effects 4. Fiber supplements can cause bloating and gas, especially in the beginning 1. The best way to avoid this is to start out slowly and increase the dosage until you get the results you want 7. Drinking plenty of water will ensure the fiber has plenty of fluid to dissolve into.Mar 14, 2024 ... Ozempic and Wegovy can cause gastrointestinal issues such as constipation and nausea. Can increasing your fiber intake help?Metamucil is a safe alternative for diabetics to gain a decent amount of fiber, as discussed by Diabetes Self-Management. An individual needs to check the ingredient list and consu...In most cases, this also softens the stool, making it easier to pass. Metamucil is associated with more side effects than Miralax. They include: Bloating. Abdominal distention. Gas. Fecal impaction (high doses) While Metamucil can help to prevent fecal impaction, it should not be used to treat it in most situations as it can make …Yes, you may experience symptoms of acid reflux/heartburn or bloating while using Metamucil. More information: https://www.drugs.com/mtm/metamucil.html. …If your skin is looking a bit pale (which can occur in people of any skin tone), there’s usually a reason. It could be anything from a vitamin B12 deficiency to a symptom of anemia. The same is true when your …rectal bleeding; or. severe stomach pain. Common side effects may include: bloating; or. minor change in your bowel habits. This is not a complete list of side effects and others may occur. Call ...
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. These are not all of the side effects that may occur.. Murda ricky
Bloating can sometimes be a side effect of constipation. Learn what causes bloating from constipation, and how to treat and prevent it. ... (Colace), psyllium (Metamucil), or methylcellulose ...If you eat too much fiber, you may experience symptoms like bloating, gas, constipation, abdominal discomfort, and pain. General fiber recommendations fall around 25 to 30 grams of fiber daily for most people. If you have too much fiber, you may be able to help relieve symptoms by drinking more water, avoiding fiber foods, and going for a walk.Metamucil is essentially phyllium which can cause cramping or bloating. ... (500 mg each), name brand Metamucil or any equivalent generic. I take a total of 16 caplets every day, that's 4 caplets each time at: 8am, 12pm, 4pm …Nov 26, 2023 · Other side effects of Metamucil. All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away: Stomach pain. Bloating. Stomach cramps. To take Metamucil for occasional constipation, put one serving into an empty glass. Add at least 8 ounces (a full glass) of cool water. Stir briskly and drink promptly. If the drink is thicker than you prefer, add more water and stir, this also offers a lighter flavor profile.They tend to cause more bloating and flatulence. Citrucel (methylcellulose) is mainly insoluble fibers that are nonfermentable, so it’s less likely to contribute to bloating and gas. Psyllium husk (Metamucil and Konsyl) is rich in both soluble and insoluble fiber.Bloating: Due to the increased fiber intake, some individuals may experience bloating or a feeling of fullness. Stomach cramps: In some cases, Metamucil may cause mild stomach cramps or abdominal discomfort. Diarrhea: Metamucil can have a laxative effect, which may result in loose stools or diarrhea.Fiber supplements may cause abdominal bloating, cramping and flatulence, especially if you start at a high dose. Begin with a low dose, gradually increasing the amount of fiber. Don’t add more than 50 grams of fiber in a supplement per day, as that may affect how your body absorbs nutrients. Your health care provider can help you determine ...Bloating is a common problem that affects the digestive system. It happens for a variety of reasons, and can cause the abdomen to become distended (stick out). Bloating may cause symptoms such as feeling fullness, pressure, or tightness in the stomach. It can be mild and not last very long or it could be severe and more painful and …Jul 31, 2023 ... Some individuals may additionally experience bloating, gas, or belly soreness after taking Metamucil. These signs can interfere with sleep and ...All drugs may cause side effects. However, many people have no side effects or only have minor side effects. ... Gastrointestinal side effects of bulk laxatives have included bloating, diarrhea, rumbling sounds, nausea, mild abdominal cramps, severe abdominal pain, vomiting and difficulty swallowing. More about Citrucel (methylcellulose)Digestive Discomfort: Taking Metamucil without sufficient water intake or using excessive amounts may lead to digestive discomfort. The high fiber content of psyllium husk can cause bloating, gas, abdominal cramps, or an upset stomach, especially if not accompanied by an adequate amount of water.Jun 30, 2023 · Don't take mineral oil at the same time as stool softeners. Take 1 tablespoon at breakfast or lunch. But don't use it for more than a few days, because mineral oil interferes with absorption of some vitamins and if inhaled it can cause pneumonia. Consider wearing a protective pad in your undergarments to absorb any leakage. Other laxative options Metamucil and Miralax are over-the-counter medications used to relieve constipation. Metamucil is a bulk-forming laxative that contains psyllium, a soluble fiber. It helps constipation and, taken regularly, may have other benefits, such as lowering blood sugar and cholesterol. Miralax is an osmotic laxative that contains polyethylene glycol.Taking more than the recommended dosage can ultimately result in a vitamin deficiency. Diarrhea could also result, leading to dehydration. Dependency and Side Effects. People who abuse Metamucil or any other laxative may become psychologically dependent on the product. Side effects may occur, including abdominal bloating.You may experience changes in bowel habits / minor bloating, as your body adjusts to increased fiber intake. STOP USING this dietary supplement and ask a doctor ...It's the first time the NTSB has blamed a plane crash on the pilot taking photos. Selfies were the cause of a deadly plane crash in the United States last year, government investig...Common side effects of Metamucil (and psyllium husk in general) can include : Abdominal pain and cramps; Bloating; Changes in bowel habits; You can help reduce these side effects by increasing your dosage gradually. Ensuring to drink plenty of fluids while taking Metamucil can also help ease side effects.Common Side Effects. Like any fiber supplement, Metamucil can cause gas and bloating, according to UMMC. Its psyllium content may also cause stomach pain, nausea, vomiting and diarrhea. If you have kidney disease, diabetes, heart disease, high blood pressure or rectal bleeding, you are at a higher risk of complications if you take ….