Grape Seed Extract
Vitis vinifera · seed
The first ingredient listed in the blend. Standardized to more than 95% proanthocyanidins, a group of plant polyphenols.
>95% proanthocyanidinsWhat research used
Blood pressure trials used doses from the low hundreds of milligrams up to 2,000 mg a day (Zhang et al., 2016).
In Golden Nerves
Not published. Part of the 195 mg blend, listed #1 of 6.
Source: Zhang H, et al


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