Evidence Level
Emerging
While reds powders as a category lack large-scale clinical trials specific to blended formulations, the individual ingredients have substantial evidence. Kalt et al. (2020) reviewed the health benefits of blueberry anthocyanins, confirming cardiovascular and cognitive benefits. Wallace et al. (2019) provided a comprehensive review of anthocyanin bioavailability and health effects, demonstrating that dietary anthocyanins reduce inflammation and improve vascular function. The synergistic effects of combining multiple polyphenol sources are supported by emerging research on food synergy.