Rainbow Light

Rainbow Light receives a brand trust score of 97/100 in GoodSupp's independent analysis. The company was founded in 1981 and is headquartered in Santa Cruz, California, USA (Founding Location). Our research did not find independently verified third-party certifications for this brand. While this doesn't mean their products are low quality, third-party testing is considered a strong indicator of commitment to quality assurance. 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.

GoodSupp's research did not find verified third-party testing certifications for Rainbow Light. Third-party testing by organizations like NSF International, USP, or Informed Sport is considered one of the strongest indicators of supplement quality. Without it, consumers must rely more heavily on the brand's own quality claims. This doesn't necessarily mean Rainbow Light's products are low quality, but it does mean there's less independent verification of their claims.

Based on GoodSupp's quality analysis, the highest-rated Rainbow Light supplements are: All-Zyme Double Strength (score: 96/100); All-Zyme Double Strength (score: 96/100); Vitamin D3 Gummies Peach 2000 IU (score: 95/100). 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.