The answer is, it depends
Why it matters: The market for longevity-geared products and services that seek to keep us healthy as we age, like longevity centers and clinical beauty brands, is one of the fastest growing parts of the $5.6 billion global wellness economy, according to the Global Wellness Institute
Wade MR, Degroot A, Nomikos GG
Downtowns and Center Cities The Value of U.S
Neuroendocrine Signaling Studies Epithalon is investigated for its role in peptide-mediated signaling pathways within neuroendocrine research models
In a 2024 study, human subjects aged 50 to 70 years experienced minimal effects on safety and no significant biomarker changes after receiving 40mg/day of high-purity spermidine for up to 28 days.20 The highest-dose product in this guide is 25mg per serving, so the risk for adverse effects is generally low indeed