Spot fake supplements fast with 7 easy, proven tips. This guide centers on supplement authentication tips you can apply before you buy or open a bottle. Start with packaging integrity: check that the label fonts, spacing, and language are consistent with the brand; look for misspellings or misalignment that signal tampering. Next, inspect the tamper seals: ensure the primary sealing barrier is intact and that the cap seal or foil seal hasn’t been previously breached. Continuing with supplement authentication tips, verify batch numbers and expiration dates. Match the batch code on the bottle to the manufacturer’s official records and confirm the date format aligns with standard conventions. Use barcode or QR verification when available: scan the code with the brand’s official app or site to confirm it points to the correct product and lot. Turn to supplier credibility as part of your supplement authentication tips. Buy from authorized retailers or the manufacturer’s own store rather than third-party marketplaces. Check the retailer’s contact details, physical address, and return policy; compare product listings with the official brand site to spot discrepancies. Retain purchase documentation and seek proof of authenticity if any doubt arises. Finally, apply a provenance check as part of your supplement authentication tips. Look for traceability information such as lot numbers and distribution notes, and verify that the product origin aligns with the supply chain shown by the brand. If something feels off, pause and reach out to the manufacturer or a trusted consumer protection resource. Using these supplement authentication tips helps you verify items without relying on unverified sources and supports cautious shopping choices.