Side-by-side comparison of mechanisms, dosing, interactions, and stacking potential.
| Calcium Alpha-Ketoglutarate (Ca-AKG) | PQQ | |
|---|---|---|
| Category | Supplements | Supplements |
| Standard Dose | — | — |
| Timing | — | — |
| Cycle Duration | — | — |
| Evidence Level | Moderate (healthspan), Emerging (human longevity) | Moderate |
AKG is a TCA cycle intermediate that declines with age. Supplementation reduces inflammatory cytokines, improves stem cell function, and extends healthspan in mice. Calcium salt form provides sustained release. Also supports collagen synthesis and reduces frailty markers.
Redox-active quinone that supports mitochondrial biogenesis signaling and resilience under oxidative load.
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