Know what's in the bottle before you buy
Source-led, dated guides to reading labels, checking certifications and claims, avoiding unsafe medicine sellers, and understanding subscription terms. Information only, not medical advice.
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Guide Safety & Auto-ship How do I report a serious supplement side effect in the US? For a medical emergency, get urgent help first. In the US, consumers can report dietary-supplement reactions or product-quality concerns through FDA's Safety Reporting Portal. Keep the package and record the exact product, lot, use, timing, symptoms and other medicines; do not delay care to complete a report. Ask the Sherpa
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Guide Safety & Auto-ship How can I check supplement–medicine interactions? Do not rely on the front label or a generic online checker alone. Record the exact product, every ingredient, amount and serving, plus all medicines you use. Ask a pharmacist or prescribing clinician to review the list before starting, stopping or changing a supplement. Ask the Sherpa
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Tip Safety & Auto-ship Which supplement health claims are warning signs? Be cautious when a supplement claims to diagnose, treat, cure or prevent disease, promises a miracle or rapid result, says one product replaces professional care, or uses an unqualified FDA-approval claim. Preserve the exact advertisement, verify it against official sources, and do not delay needed care. Ask the Sherpa
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