OPC 200 mg - from Grapeseed Extract - 90 Capsules - Oligomeric Proanthocyanidins -

OPC 200 mg - from Grapeseed Extract - 90 Capsules - Oligomeric Proanthocyanidins - - Image 1 of 0

OPC 200 mg - from Grapeseed Extract - 90 Capsules - Oligomeric Proanthocyanidins - - Image 2 of 0

OPC 200 mg - from Grapeseed Extract - 90 Capsules - Oligomeric Proanthocyanidins -

LifeSource Vitamins

Supports cardiovascular wellness*
Supports healthy blood flow and circulation*
Supports antioxidant activity and vitality*
Supports metabolic health and balance*
Supports daily comfort and wellness*
Provides 200 mg grape seed OPCs*
Easy-to-swallow vegetarian capsules*
Third-Party Tested for Purity & Quality*

Product Code: OPCC001

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OPC 200 mg — 90 Vegetarian Capsules (Grape Seed OPC) — LifeSource Vitamins

OPC 200 mg — 90 Vegetarian Capsules — Cardiovascular, Vascular & Antioxidant Support*

LifeSource Vitamins OPC 200 mg supplies clinically studied oligomeric proanthocyanidins (OPC) from standardized grape seed extract to support healthy circulation, vascular elasticity, lipid balance, and powerful antioxidant defense. Produced in FDA-registered, GMP-certified facilities and third-party tested for identity, potency & purity.*

Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is based on human studies verified by the National Institutes of Health (NIH), a world-leading health authority, plus insights from 39 clinically respected organizations and 20 globally renowned health-focused universities.*

Clinically Studied Benefits (with research)

• Supports healthy blood pressure* — Randomized trials report BP improvements with grape seed proanthocyanidins in adults with prehypertension or cardiometabolic risk. (Nutrients 2019)

• Overall BP-lowering across trials* — Meta-analysis of 16 RCTs found reductions in systolic and diastolic BP. (Medicine 2016)

• Enhances endothelial/vascular function* — Human studies and meta-analyses show improved flow-mediated dilation and vascular elasticity. (Pharmacol Res 2022)

• Improves lipid profile (context)* — Evidence for favorable effects on LDL, total cholesterol and triglycerides in dyslipidemia. (Br J Nutr 2020)

• Boosts antioxidant capacity* — Clinical data show improved oxidative-stress markers. (Medicine 2018)

• Insulin sensitivity & metabolic markers* — RCTs report reductions in insulin/HOMA-IR and improvements in cardiometabolic endpoints in at-risk populations. (Diabetes Metab Syndr 2021; Nutrients 2024)

Additional Studies Showing Promising Benefits*

• Skin tone/brightening (adjacent)* — Oral proanthocyanidin-rich extracts improved chloasma/melasma outcomes in controlled studies. (2004; 2009; Review 2024)

• Leg comfort/venous flow (pilot)* — Imaging data suggest improved vena cava flow metrics with grape seed proanthocyanidins. (2022)

• Oral/gum health (adjacent)* — GSE mouthwash reduced plaque bacteria in a clinical trial. (J Clin Diagn Res 2022)

• Exercise oxidative stress (athletes)* — Improved antioxidant biomarkers in RCTs. (2016)

• Platelet balance (caution)* — Human/experimental data suggest modulation of platelet aggregation; consult your clinician if using anticoagulants/antiplatelets. (2013–2014)

Global Evidence & Authoritative Reviews*

• Overviews from NCCIH/NIH and academic reviews summarize safety and potential uses of standardized grape seed extract in adult wellness programs.*

We monitor research from the world’s leading institutions — including Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge University, Oxford, Stanford, Yale, MIT, the University of Florida, Oregon State University – Linus Pauling Institute, Boston University, Cornell, Columbia, and Ohio State — to ensure our guidance remains aligned with the highest standards of credible science.*

Brief Benefit Bullets

• Help maintain healthy blood pressure & smooth circulation*

• Targeted endothelial/vascular support with standardized OPC*

• Robust antioxidant defense against daily oxidative stress*

• Supports healthy LDL, triglycerides & cardiometabolic balance*

• If using blood thinners or have bleeding concerns, consult your clinician first*

• 3rd-party lab tested for identity, potency & purity

See All LifeSource Vitamins Fruits & Veggies (Phytos / Superfoods)

Suggested Use

Adults take 2 capsules daily with a meal, or as directed by your healthcare professional. If pregnant, nursing, taking medications (especially anticoagulants/antiplatelets), or have a medical condition, consult your physician.*

Product Specifications

• Serving Size — 2 Vegetarian Capsules

• Servings Per Container — 45 (90 capsules total)

• Key Active — OPC (Oligomeric Proanthocyanidins) 200 mg per serving (from standardized grape seed extract)

• Other Ingredients — Vegetarian cellulose capsules

• Free From — Non-GMO; gluten-free*

• Quality — Third-party tested for identity, potency & purity

3rd-Party Testing: Every batch is verified by independent labs for identity, potency, and purity. Click here to see our 3rd-party testing.

LifeSource Vitamins — Proudly American — Since 1992

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

OPC 200 mg — standardized grape seed proanthocyanidins for circulation, lipids & antioxidant defense — third-party tested quality. Clinically Studied Ingredients — NIH/PubMed!*