Pycnogenol vs Sulforaphane (from Broccoli Sprout Extract)

Side-by-side comparison of mechanisms, dosing, interactions, and stacking potential.

PycnogenolSulforaphane (from Broccoli Sprout Extract)
CategorySupplementsSupplements
Standard Dose
Timing
Cycle Duration
Evidence LevelModerateStrong
A

Pycnogenol

Supplements

Mechanism

Polyphenol-rich French maritime pine bark extract that improves endothelial nitric oxide signaling, capillary tone, and oxidative defense.

Contraindications

  • Use caution before surgery

Mechanism

Isothiocyanate that activates Nrf2 — the master regulator of antioxidant defense. Upregulates glutathione synthesis, phase II detoxification enzymes, and heat shock proteins. Also inhibits HDAC (epigenetic modifier) and NF-kB (anti-inflammatory).

Contraindications

  • Thyroid conditions (goitrogen at very high doses)
  • Cruciferous vegetable allergy

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