How people get it: Sold as a supplement, often made from wheat germ extract.
Part of Age reversal: drugs and supplements studied for slowing aging
The basics
We're still gathering this from reference sources like the NIH and MedlinePlus. Sections appear here once every sentence is checked against its source.
What it is
Not enough reliable information yet.
How it's thought to work
Not enough reliable information yet.
What people use it for
Not enough reliable information yet.
What the research has found so far
On Spermidine and aging, PubMed lists 8 trials in people, 13 studies that watched people over time, 205 animal and lab studies. See the counts and searches
Stage 2 because there are 8 published trials and 38 registered trials in people, but no large ones yet.
A stage shows how far research has got, not whether it will work for you. How stages work
Side effects and risks
Not enough reliable information yet.
Who should be careful, and drug interactions
Not enough reliable information yet.
What to expect: sessions, results and recovery
Not enough reliable information yet.
Amounts used in studies
What studies or labels describe, not a recommendation.
Not enough reliable information yet.
Roughly what it costs
The 5 products we list that contain Spermidine cost from $29.95 to $179, as read from the makers' pages. See the products
Questions to ask your doctor
- Is Spermidine a sensible option for me, given my health and the medicines I take?
- Could Spermidine interact with any medicine or supplement I already take?
- What side effects should I watch for, and when should I stop or call you?
- Supplements aren't checked by the FDA before sale. Is there a brand or a third-party test seal you would trust?
- How would we tell whether it is helping, and when should we review it?
This is general information gathered from the sources listed, not medical advice. Talk to your doctor before starting anything new.
Products that contain it
Read from each maker's page. The research stage is for the ingredient, not proof that a product works.
| Product | Form | Spermidine per serving | Price | Per serving |
|---|---|---|---|---|
| Pure Spermidine - 1 mg, 180 capsulesProHealth Longevity · maker's page ↗ | capsule | 1 mgserving: 1 Capsule | $29.95180 servings | $0.17 |
| Pure Spermidine SupplementDoNotAge · maker's page ↗ | capsule | See label | $39.00 | — |
| SpermidineRenue By Science · maker's page ↗ | — | See label | $49.95 | — |
| spermidineLIFE® Original 365+Longevity Labs · maker's page ↗ | capsule | 2 mg | $69.00 | — |
| spermidineLIFE® Pro+Longevity Labs · maker's page ↗ | powder | 6 mg | $179.00 | — |
Amounts, servings and prices are as each maker lists them on its own page, checked Oct 16, 2026. Price per serving is the price divided by the servings per container on the label; “—” means the page didn't say. A serving is the maker's serving size, not a recommendation.
What experts say
No expert views collected yet. Each one we add names the person and links to where they said it.
What others are writing
Recent articles about Spermidine from health journalists, hospitals and universities. We link to them; we don't write or endorse them.
The role of spermidine in plants and humans: a pathway from climate change adaptation to health benefits ↗
“One such molecule, spermidine, a polyamine abundant in wheat and soybean, has attracted particular interest. From the aspect of human health, spermidine is mainly studied for healthy ageing properties”
A review article describing spermidine as a polyamine with roles in both plant climate adaptation and human health benefits such as healthy ageing.
Recent research
New studies that mention Spermidine appear here after the morning update.
Trials
None of the registered trials of Spermidine is one we have linked as aging-related yet.
ClinicalTrials.gov lists 38 registered trials that mention Spermidine, for any condition (the count in The science below). Here we show the ones about aging. See them all ↗
The science
Counted from PubMed and ClinicalTrials.gov on Oct 17, 2026, using one search for Spermidine in relation to aging. Each link opens the exact search.
- Randomized trials in people
- 8 search ↗
- Large trials (multicenter or phase 3)
- 1 search ↗
- Phase 3 trials
- 0 search ↗
- Trials in people
- 8 search ↗
- Studies that watched people over time
- 13 search ↗
- Animal and lab studies
- 205 search ↗
- Registered trials
- 38 search ↗
PubMed search used
spermidine[tiab] AND (aging[tiab] OR ageing[tiab] OR longevity[tiab] OR lifespan[tiab] OR "life span"[tiab] OR healthspan[tiab] OR "Aging"[mh] OR "Longevity"[mh])
Counts are search results, so they include some records that only mention Spermidine. How we count
Cite or share this page
Longevity Verdict. (n.d.). Spermidine: Research stage and evidence. Retrieved October 17, 2026, from https://longevityverdict.com/treatments/spermidine
<iframe src="https://longevityverdict.com/embed/stage/spermidine" title="Spermidine: research stage on Longevity Verdict" width="340" height="72" style="border:0" loading="lazy"></iframe>
The badge shows this treatment's current research stage and links back here. It updates by itself when the stage changes.