Top Supplements for Managing Crohn’s Disease
Supplements can help manage Crohn’s disease by supporting gut health and reducing inflammation. Consider adding vitamin D, probiotics, and omega-3 fatty acids to your routine. Always consult with your doctor before adding new supplements to ensure they are safe and effective.More from NIH: Crohn’s
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1
Slippery Elm
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Slippery elm is an herbal remedy that has been used for centuries to soothe gastrointestinal inflammation. It forms a gel-like substance when mixed with water, which coats and soothes the stomach and intestines, reducing irritation and inflammation. Slippery elm may help relieve symptoms such as diarrhea, cramping, and bloating during flare-ups. It is commonly available as a powder or in capsule form.

2
Aloe Vera
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Aloe vera has natural anti-inflammatory and soothing properties, which can help alleviate symptoms of Crohn’s disease. It may be particularly useful in reducing gut irritation, soothing the intestines, and easing constipation or diarrhea. Aloe vera juice or capsules can help reduce flare-ups and improve overall digestive comfort. However, some individuals may experience laxative effects from aloe, so it should be used cautiously.

3
MCT Oil (Medium Chain Triglycerides)
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MCT oil is a form of fat that is easily absorbed and metabolized by the body. It can provide an easily digestible source of energy, particularly for those with Crohn’s disease who have difficulty absorbing regular fats. MCT oil can help support weight management and provide a quick source of calories, which is important for maintaining proper nutrition during flare-ups.

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Quercetin
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Quercetin is a flavonoid with powerful antioxidant and anti-inflammatory properties. It may help reduce gut inflammation, calm immune responses, and improve the intestinal barrier function. For people with Crohn’s disease, quercetin can help manage flare-ups by controlling symptoms like abdominal pain, cramping, and bloating. It can be found in foods like apples, onions, and citrus fruits or taken as a supplement.

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Collagen Peptides
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Collagen peptides are derived from collagen protein, which supports the structure of connective tissues, including the intestinal lining. Supplementing with collagen peptides may help improve gut health, heal leaky gut, and reduce inflammation in the digestive tract. It also supports overall joint and skin health, which can be beneficial for those with Crohn's who experience symptoms outside of the gut.

6
Pepsin
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Pepsin is an enzyme that helps digest proteins in the stomach. For Crohn's patients, especially those with inflammation or damage to the stomach or small intestine, pepsin may assist in improving digestion and nutrient absorption. Supplementing with pepsin can help prevent undigested proteins from passing through the digestive tract, which may reduce inflammation and irritation.

7
Magnesium
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Magnesium plays a vital role in muscle function, nerve function, and maintaining normal bowel movements. For those with Crohn’s disease, magnesium supplements can help relieve constipation, reduce muscle cramps, and improve overall digestive health. Magnesium is also beneficial for managing the stress associated with Crohn’s and preventing flare-ups. It is found in foods like leafy greens, nuts, and seeds, but supplementation may be necessary if levels are low.

8
Prebiotics (Inulin, FOS)
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Prebiotics like inulin and fructooligosaccharides (FOS) help nourish beneficial gut bacteria, promoting a healthy microbiome. Prebiotics can improve digestion, enhance gut barrier function, and support overall gut health. They may also reduce inflammation and symptoms of Crohn’s disease, although they should be introduced slowly to avoid discomfort, as they can sometimes cause bloating in sensitive individuals.

9
Andrographis
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Andrographis is a medicinal herb that has been used traditionally for its anti-inflammatory and immune-boosting properties. It has shown promise in reducing inflammation and symptoms associated with Crohn’s disease, including diarrhea and abdominal pain. Andrographis may also promote gut health by supporting the body’s natural defense mechanisms against harmful gut bacteria.

10
Alpha-Lipoic Acid (ALA)
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Alpha-lipoic acid is a powerful antioxidant that helps protect cells from oxidative damage. It may reduce inflammation and promote gut healing by combating free radicals in the body. ALA also supports energy metabolism, which can be helpful for individuals with Crohn's disease who are fatigued due to nutrient malabsorption. It is also being studied for its potential to improve insulin sensitivity, which may benefit those with Crohn's and comorbid diabetes.

11
Vitamin A
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Vitamin A is crucial for immune function and maintaining the health of mucous membranes, including those in the digestive tract. It supports the repair of damaged intestinal lining, which is especially important for individuals with Crohn's disease. Vitamin A may help reduce intestinal inflammation and promote gut healing. Deficiency in vitamin A is common among those with Crohn's, making supplementation important in some cases.

12
Digestive Enzymes
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Digestive enzymes, such as amylase, lipase, and protease, help break down food more effectively, improving nutrient absorption. For those with Crohn’s disease who suffer from malabsorption or digestive discomfort, digestive enzymes may help improve digestion and reduce symptoms like bloating, gas, and indigestion. They are especially helpful if the disease affects the pancreas or small intestine.

13
Zinc
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Zinc is essential for immune function, wound healing, and the maintenance of a healthy gut lining. Crohn’s disease can lead to zinc deficiencies due to malabsorption, which may further exacerbate symptoms. Zinc supplementation can help improve immune response, promote healing of the intestines, and reduce inflammation. It also supports overall skin and wound healing, which may be beneficial for those with skin manifestations of Crohn's.

14
Probiotics (Saccharomyces boulardii)
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Saccharomyces boulardii is a specific strain of yeast-based probiotic that has been shown to support the gut during active Crohn’s disease flare-ups. It helps promote a healthy balance of gut flora, reducing the number of harmful bacteria and supporting digestion. This particular strain has been linked to a reduction in diarrhea and inflammation in the gut and may also improve overall intestinal barrier function.

15
L-Glutamine
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L-glutamine is an amino acid that plays a crucial role in maintaining the integrity of the intestinal lining. It may help repair the gut lining, reduce gut permeability, and support overall digestive function. Supplementing with L-glutamine can be especially beneficial for those with Crohn's disease who experience gut damage and leaky gut syndrome. It is often used to promote recovery during flare-ups and aid in maintaining remission.

16
Cinnamon
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Cinnamon has anti-inflammatory and antimicrobial properties that may help reduce gut inflammation and promote digestion. It may also regulate blood sugar levels and ease digestive discomfort such as bloating, gas, and indigestion. Cinnamon can be taken in supplement form or added to food or beverages, but it’s best to use in moderation to avoid irritation, especially during active flare-ups.

17
Fish Oil (Omega-3 Fatty Acids)
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Omega-3 fatty acids, found in fish oil supplements, have anti-inflammatory properties that can help reduce the inflammation associated with Crohn's disease. Omega-3s may aid in controlling flare-ups and improving overall gut health. Regular use of fish oil supplements may reduce the need for medications by calming the immune response in the intestines. Sources of omega-3s like salmon or flaxseeds may also be beneficial as part of the diet.

18
Folate (Vitamin B9)
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Folate is essential for cellular growth and repair, making it crucial for people with Crohn's disease. Individuals with Crohn’s may have difficulty absorbing folate due to the disease affecting the small intestine. Folate supplementation can help prevent deficiencies, improve energy levels, and reduce inflammation. It also supports the immune system and helps with red blood cell production, which may be important for those with anemia caused by Crohn's disease.

19
Acai Berry
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Acai berries are rich in antioxidants and have anti-inflammatory properties. They may help reduce gut inflammation and support digestion by improving overall gut health. Acai berries also contain dietary fiber, which helps regulate bowel movements and alleviate symptoms such as constipation. While more research is needed on acai’s effects specifically on Crohn’s, it could be a useful addition to a gut-healing diet.

20
Turmeric (Curcumin)
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Turmeric, and its active compound curcumin, has powerful anti-inflammatory properties that can help manage Crohn’s symptoms. Curcumin has been studied for its ability to reduce gut inflammation and improve gut health. It may be especially helpful during flare-ups, as it can reduce pain, cramping, and bloating. However, curcumin has low bioavailability, so it is often taken with black pepper extract (piperine) to improve absorption.

21
B12 (Vitamin B12)
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Vitamin B12 is vital for nerve function and red blood cell production. Crohn’s disease can lead to B12 deficiencies, especially when the ileum (where B12 is absorbed) is affected. Supplementing with B12 can help combat fatigue, prevent neurological complications, and improve overall energy levels. Injections or sublingual forms of B12 are often recommended for individuals with Crohn’s who have difficulty absorbing the vitamin from food sources.

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Vitamin D
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Vitamin D plays a crucial role in immune system regulation and bone health. Many individuals with Crohn’s disease have low levels of vitamin D, which can exacerbate symptoms and increase inflammation. Supplementing with vitamin D can support immune function, reduce inflammation, and improve mood. Studies have shown that maintaining adequate vitamin D levels may reduce the frequency and severity of flare-ups.

23
N-Acetylcysteine (NAC)
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N-Acetylcysteine is an antioxidant supplement that helps to reduce oxidative stress and inflammation in the body. It has been studied for its potential to support gut health and reduce the damage caused by inflammation in the intestines. NAC may also promote the regeneration of healthy tissue in the gut, especially during flare-ups, and support overall detoxification.

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Boswellia (Indian Frankincense)
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Boswellia, an herbal extract from the Boswellia serrata tree, has anti-inflammatory properties and has shown promising results in reducing gut inflammation in Crohn’s disease. It can help alleviate symptoms like abdominal pain, diarrhea, and cramping during flare-ups. Boswellia is often used alongside other treatments as part of an integrated approach to managing Crohn's disease.

25
Calcium
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Crohn's disease, particularly in the ileum, can impair calcium absorption, which can lead to bone density issues over time. Calcium supplementation is important for maintaining strong bones and preventing osteoporosis, which Crohn's patients may be at risk for. Additionally, calcium plays a role in muscle function and overall gastrointestinal health. Vitamin D often accompanies calcium to aid in its absorption.

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Vitamin K2
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Vitamin K2 is essential for bone health as it aids in the proper utilization of calcium in the body. Crohn’s disease can impair the absorption of fat-soluble vitamins, including vitamin K2, which is important for bone density. Supplementing with vitamin K2 may help prevent osteoporosis and improve calcium metabolism. It can also reduce inflammation, which is beneficial for managing Crohn’s symptoms.

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Probiotics
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Probiotics, such as Lactobacillus and Bifidobacterium, are beneficial bacteria that help restore gut flora, promoting a balanced microbiome. Since Crohn's disease can disrupt gut bacteria, taking probiotics can help reduce inflammation and improve digestion. Some studies suggest they may help manage flare-ups, improve gut permeability, and alleviate symptoms like bloating and diarrhea. However, individuals should consult with their doctor to choose the right strain and dosage.

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Chlorella
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Chlorella is a nutrient-dense algae supplement rich in vitamins, minerals, and antioxidants. It has detoxifying properties and may help promote gut health by supporting healthy digestion and immune function. It has been shown to reduce inflammation and may aid in healing the gut lining, making it a good supplement choice for Crohn's patients. Additionally, it provides a natural source of chlorophyll, which may help reduce bloating and gas.