Fact-Checked·Verified against peer-reviewed sources · Last updated Oct 24, 2026·For research use only - not for human consumption
Anti-Aging / LongevityActive Research

Fibroblast Growth Factor 21

Also known as: FGF-21 · fgf21 · fgf 21 · fibroblast growth factor-21

For in-vitro (laboratory) research purposes only. Not for human or animal consumption.

Peptide Stores Online branded research vialCOMING SOON

Available Forms

InjectableOral

Research Applications

Longevity & Anti-AgingSkin & Hair

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Finnrick Analytics publishes independent lab test results for peptide products from named vendors, and anyone can check the published results for free.

For in-vitro research use only. Not for human consumption.

1What Is Fibroblast Growth Factor 21?

Hepatokine studied for metabolic regulation, longevity signaling, and improved insulin sensitivity.

4Published Research - Plain English Summaries

The studies below have been published in peer-reviewed journals. Summaries are written in plain language - no jargon. Citations are provided as text only.

other

Lin J, Su L, Yang X, Zhao D, Luo X, Hao L, Liu Y, Wang F · 2027 · Behavioural brain research · PMID 42700933

animal study

Mansouri F, Nikooie R, Mehrtash M, Hamidi M · 2026 · Molecular and cellular endocrinology · PMID 42425435

animal study

Uju CN, Unniappan S · 2026 · Theriogenology · PMID 42541973

other

Guiyun W, Feng Q, Supeng L, Guangsen X, Qiyang F, Yongguo X, Shenyu W, Shibo L, Jiajia J, Bingyan H, Suntao W, Jingye P · 2026 · Pharmacological research · PMID 42880616

animal study

Huang G, Zhou J, Liao Q, Dong Z, Zhong W, Deng R · 2026 · European journal of pharmacology · PMID 42705587

human study

Benoit B, Letourneau P, Verdier V, Viney A, Barnel C, Chikh K, Vitalis O, Jalabert A, Wagner S, Laiola M, Alencar-De-Pinho N, Thirion F · 2026 · Gut microbes · PMID 42438056

review

Ayoub M, Tsutsumi T, Rinella ME · 2026 · Alimentary pharmacology & therapeutics · PMID 42608656

other

Xu G, Wang G, Fang Y, Dong L, Xue Y, Feng Q, Jin J, Ruan Y, Chen H, Han B, Wang S, Xu J · 2026 · Free radical biology & medicine · PMID 42456995

other

Sakamoto S, Kakehi S, Kaga H, Tabata H, Someya Y, Naito H, Tajima T, Ito N, Kogai T, Yoshizawa Y, Kawamori R, Watada H · 2026 · Experimental gerontology · PMID 42632431

animal study

Chen K, Chen X, Wen C, Chen W, Liao Z, Chen Y, Li L · 2026 · Cellular signalling · PMID 42551612

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All content on this page is for in-vitro research purposes only. Not intended for human or animal use. Consult a licensed professional before handling research chemicals. No content on this page constitutes medical advice or a treatment recommendation.

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All products listed on Peptide Stores Online are for in-vitro laboratory and educational research purposes only. Not for human or animal consumption. Not evaluated by the Food and Drug Administration. Not intended to diagnose, treat, cure, or prevent any disease or condition. All sellers and buyers agree to full research-use-only terms at account creation. Peptide Stores Online assumes no liability for misuse of any product listed on this platform.