Schiff

Schiff receives a brand trust score of 67/100 in GoodSupp's independent analysis. The company was founded in 1936 and is headquartered in Salt Lake City, Utah, United States. They hold 1 verified certifications including USP Verified. These certifications are independently verified by GoodSupp and indicate the brand meets recognized quality, purity, and manufacturing standards. Note: Schiff has 2 historical regulatory incidents on record. These are factored into the overall trust score and are detailed in the violation history section above.

Yes. Schiff holds 1 verified third-party certifications: USP Verified. Third-party testing means an independent laboratory — not the supplement company itself — has verified the product's contents, purity, and/or manufacturing practices. This is one of the strongest indicators of supplement quality because it removes the conflict of interest inherent in self-testing. Not all certifications are equal: NSF International and USP are considered the gold standard, while GMP certification indicates proper manufacturing practices.

Based on GoodSupp's quality analysis, the highest-rated Schiff supplements are: Vitamin D3 2000 IU (score: 100/100); Super Calcium 1200 mg (score: 100/100); Super Calcium 1200 mg (score: 100/100). These scores are calculated from ingredient quality, dosage adequacy, bioavailability, label transparency, and inactive ingredient safety. Scores can vary significantly across a brand's product line — a high brand trust score doesn't guarantee every individual product is top-quality.

Schiff is headquartered in Salt Lake City, Utah, United States. The company was founded in 1936. They currently offer 148 products in their supplement lineup. Their official website is schiffvitamins.com. Manufacturing location may differ from corporate headquarters — look for GMP certification to verify manufacturing quality standards.