Just 1 tablespoon (11 grams) of nutritional yeast flakes may provide over 38 mg of niacin. Nutritional yeast is an excellent source of niacin. Migraine may want to avoid nutritional yeast for this reason. Like tyramine that can trigger headaches in some people. It releases various hormones, which may lead to an increase in blood pressure and cause headaches ( 5, 10). However, it appears that tyramine may act on the central nervous system. Researchers are still trying to understand how tyramine triggers migraine attacks. Migraine is a condition characterized by recurring - often debilitating - headaches that cause moderate to severe pain. However, some studies show that tyramine may cause migraine attacks in certain people ( 6, 7, 8, 9). Most individuals can enjoy tyramine-containing foods without experiencing negative side effects. Tyramine is a compound derived from the amino acid tyrosine and found naturally in nutritional yeast and concentrated yeast products like Vegemite ( 4, 5). While nutritional yeast is a great source of many vitamins and minerals - such as vitamin B-12 and zinc - some yeast products contain compounds like tyramine, which may trigger migraine attacks in some individuals. May Trigger Headaches or Migraine Attacks Nutritional yeast gradually to avoid abdominal discomfort.Ģ. Due to its high fiber content, it’s best to introduce When increasing your fiber intake, it’s always best to make sure you’re consuming adequate fluids as well to maintain proper digestion ( 3). Since nutritional yeast packs a lot of fiber in one serving, it’s best to start slow and adjust servings as your body adapts to the higher fiber consumption. Introducing too much fiber too quickly can lead to abdominal discomfort - such as cramps or even diarrhea - especially if you’re not used to eating high-fiber foods. That’s about 20 percent of the recommended intake ( 1).Ī high-fiber diet can promote bowel regularity, but it’s important to increase your fiber consumption gradually ( 2). In fact, just 2 tablespoons (21 grams) of nutritional yeast flakes may provide about 5 grams of dietary fiber. Though nutritional yeast is low in calories, it’s packed with fiber. May Cause Unpleasant Digestive Side Effects If Introduced Too Quickly

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