Side effects Commonly reported side effects include: Nausea Constipation Diarrhea Vomiting Stomach (abdominal) pain Indigestion Headache Other potential side effects: Fatigue Belching Heartburn Bloating Hair loss Decreased appetite Gastroesophageal reflux disease Injection site reactions Most GI side effects are more common in the first few weeks and tend to ease as your body adjusts
For beriberi, the usual dose is 10-20mg IM, given twice a week
Oral Supplements Oral glutathione supplements can help increase systemic levels of this powerful antioxidant
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However, studies have indicated numerous environmental and nutritional risk factors, which may play a role in the why and how this disorder develops
Your body processes these water-soluble vitamins pretty efficiently, and any extra just gets flushed out, which is good because it means you don't build up too much