Medical disclaimer: GutVerdict summarizes what people say about supplements on Reddit. It is not medical advice, and nothing here is meant to diagnose, treat, cure, or prevent any disease. These statements have not been evaluated by the Food and Drug Administration. Talk to your doctor or pharmacist before starting a supplement, especially if you are pregnant, take medicines, or have a medical condition. New, severe or worsening symptoms (such as blood in the stool, weight loss, fever, or night-time symptoms) need a doctor, not a supplement. Full disclaimer.
Side Effects Reported by Users
What owners say went wrong, counted from their own Reddit comments. Each page links to the quotes behind the numbers and to NIH safety sources.
| Supplement | Comments describing an unwanted effect | Share of owner comments |
|---|---|---|
| Psyllium husk side effects | 44 | 4% |
| Berberine side effects | 35 | 6% |
| Allicin side effects | 24 | 6% |
| Peppermint oil side effects | 22 | 8% |
| Oregano oil side effects | 21 | 4% |
| Magnesium citrate side effects | 19 | 2% |
| Sunfiber (PHGG) side effects | 18 | 4% |
| Ginger side effects | 17 | 3% |
| Digestive enzymes side effects | 16 | 2% |
| S. boulardii side effects | 15 | 3% |