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Herbal supplement interactions

Herbal supplements can interact with prescription drugs and cause nutritional shortfalls

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Jan 19, 2026

What are the documented interactions between common diabetes drugs (metformin, insulin, sulfonylureas) and popular supplements like ginseng, berberine, or vitamin D?

Common supplements ginseng, berberine and vitamin D have documented biologic effects that can overlap with prescription diabetes drugs — producing additive glucose‑lowering, pharmacokinetic changes, o...

Jan 5, 2026

Which medications, supplements, or medical conditions interact dangerously with garaherb?

Garaherb’s public materials present it as a plant‑based male enhancement supplement without a full, clearly published ingredient list on the product site , and independent reviews emphasize it is a di...