Fisetin, a plant-derived flavonoid once known mainly to researchers, has become one of the most searched anti-aging ingredients of 2026. A landmark Mayo Clinic study identified it as the most potent natural senolytic compound screened, and the ingredient is now fueling new longevity supplement launches and “skin longevity” skincare lines across North America, Europe, and Asia-Pacific.
What Is Fisetin?
Fisetin (CAS 528-48-3) is a polyphenolic flavonol found in trace amounts in strawberries, apples, and cucumbers. Commercial material is produced as a bright yellow fine powder, extracted from Cotinus coggygria (smoketree) and standardized to 98-99% purity by HPLC. It is a close structural relative of quercetin, with notably stronger senolytic activity in comparative studies.
How It Works
Fisetin selectively supports the clearance of senescent “zombie” cells – dysfunctional cells that accumulate with age and secrete inflammatory SASP cytokines, degrading the surrounding tissue environment. Reducing this senescent-cell burden helps restore healthier cellular renewal and lowers chronic low-grade inflammation, the process widely described as inflammaging.
It is also a strong antioxidant and anti-glycation active: fisetin scavenges free radicals, modulates NF-kB and mTOR signaling, supports intracellular glutathione levels, and helps protect collagen from sugar-induced cross-linking – a mechanism directly relevant to skin firmness, elasticity, and long-term skin health.
Five Key Application Areas
- Longevity dietary supplements – senolytic capsules and softgels, typically 100-500 mg daily, often stacked with NAD+ precursors and EGCG.
- Anti-aging skincare – senolytic- and senomorphic-positioned serums and creams for fine lines, firmness, and skin longevity claims.
- Cognitive health formulas – nootropic stacks for memory and neuroprotection; fisetin is known to cross the blood-brain barrier.
- Scalp and hair care – scalp-longevity lines targeting follicle senescence and age-related thinning.
- Healthy-aging combination blends – sports-recovery and inflammaging-support formulations for the 40+ consumer.
Why Source Fisetin from VeraVita Biotech?
Xi’an VeraVita Biotech supplies high-purity Fisetin (at least 99%, HPLC-verified) extracted from Cotinus coggygria plant material, with COA and MSDS available on request and full OEM/ODM support for custom specifications, blends, and private-label production. For samples, technical documents, and bulk quotations, contact info@veravitabio.com.