Black Seed Oil (Nigella sativa) vs Phosphatidylserine (PS)

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

Black Seed Oil (Nigella sativa)Phosphatidylserine (PS)
CategorySupplementsSupplements
Standard Dose
Timing
Cycle Duration
Evidence LevelModerateModerate-Strong

Mechanism

Contains thymoquinone as active compound. Anti-inflammatory via NF-kB inhibition, immunomodulatory, hepatoprotective. Improves blood sugar regulation via AMPK activation. Supports respiratory health and has antimicrobial properties.

Contraindications

  • Pregnancy (uterotonic)
  • Pre-surgery (bleeding risk)

Mechanism

Phospholipid concentrated in brain cell membranes. Supports neurotransmitter production (acetylcholine, dopamine), cortisol regulation, and membrane fluidity. Improves cognitive function, reduces exercise-induced cortisol, and supports HPA axis recovery.

Contraindications

  • Soy allergy (if soy-derived — use sunflower-derived instead)

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