Rainbow Light

Rainbow Light receives a brand trust score of 0/100 in GoodSupp's independent analysis. The company was founded in 1981 and is headquartered in Santa Cruz, California, USA (Founding Location). They hold 6 verified certifications including Clean Label Project, Consumerlab, Labdoor, Fda Gmp Inspections, Non Gmo Project. These certifications are independently verified by GoodSupp and indicate the brand meets recognized quality, purity, and manufacturing standards. Note: Rainbow Light 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. Rainbow Light holds 6 verified third-party certifications: Clean Label Project, Consumerlab, Labdoor, Fda Gmp Inspections, Non Gmo Project. 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 Rainbow Light supplements are: Sunny Gummies™, Vitamin D3, Yummy Lemon, 25 mcg (1000 IU), 50 Gummies (score: 93/100); Berry D-Licious™, Vitamin D3, Juicy Raspberry, 62.5 mcg (2,500 IU), 50 Gummies (score: 93/100); Sunny Gummies™, Vitamin D3, Yummy Lemon, 25 mcg (1000 IU), 100 Gummies (score: 93/100). 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.

Rainbow Light is headquartered in Santa Cruz, California, USA (Founding Location). The company was founded in 1981. They currently offer 60 products in their supplement lineup. Their official website is rainbowlight.com. Manufacturing location may differ from corporate headquarters — look for GMP certification to verify manufacturing quality standards.