PAG LABS Research Library
Evidence-first explainers on skin aging, photoaging, collagen, cellular senescence, NAD+ biology, quercetin and resveratrol. Human outcomes, biomarkers, mechanisms and preclinical evidence are labeled separately.
Jun 06, 2026
There is no universal 90-day collagen clock. This guide explains why skin remodeling is slow, how trial timelines vary and what a 90-day supplement...
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500 mg NAD+, 250 mg quercetin dihydrate extract and 150 mg Japanese knotweed extract standardized to 98% resveratrol per 2-capsule serving.
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