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Knowledge Base

Guides on supplements, nutrition and the research behind them, written in plain language.

Showing 3 results: endothelial-function All Articles

  1. Pomegranate Extract: The Heart Health Supplement That Actually Works

    That claim about pomegranate juice being a miracle heart tonic? It's based on misread marketing. Here's what the actual research shows about pomegrana...

    Health & Wellness 9 min read

  2. Why I Stopped Recommending High-Dose Vitamin C for Heart Health

    I used to push high-dose vitamin C for everyone—until I saw the data. Here's what actually works for endothelial function and nitric oxide production.

    Vitamins & Minerals 8 min read

  3. Pine Bark Extract: What the Research Actually Says About Circulation & Brain Fog

    Dr. Sarah Chen, PhD, RD examines the evidence for French maritime pine bark extract (Pycnogenol) on microcirculation, brain blood flow, and cognitive...

    Health & Wellness 8 min read

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