Grape Seed Extract
Last updated: February 2026
Sources: Based on official USANA product materials and general nutrition science references.
Evergreen Health International Pty Ltd (Trading as Evergreen Health Life)
What is it
Grape seed extract is a plant-derived ingredient commonly discussed for compounds often referred to as OPCs.
In beginner-friendly terms, it is usually explained as a plant-based antioxidant ingredient that appears in formulas positioned for everyday antioxidant support.
- It is commonly included in formulas positioned for antioxidant support.
- OPCs are among the best-known compounds associated with grape seed extract discussions.
- It is often paired with vitamin C in formulas such as Proflavanol C200.
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Who is it for
It is for people who want a clearer explanation of grape seed extract before reviewing antioxidant support formulas.
How to start
Start with the idea that grape seed extract is one ingredient within a wider antioxidant routine, then compare how it is combined with nutrients such as vitamin C and how it connects with oxidative stress discussions.
Considerations
Grape seed extract should be understood as part of a broader nutrition approach. Keep language moderate and avoid treating ingredient education as treatment advice.