Origin & tradition
Not traditional as an isolate; pterostilbene is found in blueberries and is studied as a resveratrol analog.
Western tradition · Polyphenol
Pterostilbene 紫檀芪
A more bioavailable cousin of resveratrol, often paired with NAD precursors in longevity formulas.
Why longevity buyers care
Key active: Pterostilbene (methylated stilbene).
Pterostilbene is a sirtuin-activating, better-absorbed stilbene studied for metabolic and lipid endpoints, frequently combined with nicotinamide riboside in human trials.
Evidence summary
What the research actually says
68Evidence confidence
Early / limited human trials8 randomized controlled trials · 2 meta-analyses / systematic reviews
Small human trials (often with NR); resveratrol-class mechanism
Pterostilbene is a sirtuin-activating, better-absorbed stilbene studied for metabolic and lipid endpoints, frequently combined with nicotinamide riboside in human trials.
20registered clinical trials reference this intervention
3selected from 10+ PubMed papers (longevity / aging angle)
Key active: Pterostilbene (methylated stilbene).
According to PubMed and ClinicalTrials.gov: trial counts from ClinicalTrials.gov, peer-reviewed literature from PubMed. Counts auto-refresh weekly; last checked 2026-06-06. They include trials across many endpoints, not only longevity.
Informational only — not medical advice, a treatment claim, or a substitute for a qualified clinician. Evidence strength varies; we show mixed and null results on purpose.
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