Pyrroloquinoline Quinone (PQQ) vs R-Alpha Lipoic Acid

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

Pyrroloquinoline Quinone (PQQ)R-Alpha Lipoic Acid
CategorySupplementsSupplements
Standard Dose
Timing
Cycle Duration
Evidence LevelModerateModerate

Mechanism

Redox cofactor that stimulates mitochondrial biogenesis via PGC-1alpha activation. Potent antioxidant (5000x more efficient than vitamin C in redox cycling). Supports nerve growth factor (NGF) synthesis and protects neurons from oxidative damage.

Contraindications

  • None established at standard doses

Mechanism

Redox-active cofactor that supports mitochondrial dehydrogenase complexes, glutathione recycling, and glucose disposal.

Contraindications

  • Monitor in clients prone to hypoglycemia

Not sure which is right for you?

Take our free assessment to get personalized recommendations based on your health goals, current stack, and biomarkers.

Get Your Free Protocol →or take the assessment →