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GEROPROTECT Stem Cell

Autophagy · Capsule · 30 portioner#14 / 22 in Autophagy
5.9
Overall score · out of 10
5.9
Overall score · out of 10
Dose vs. studies4.9
Transparency8.0
Value7.9
Community6.0
Formulation5.0
Tier 4
Ingredient RCT (different dose)
The ingredient was tested in an RCT but at a different dose, or only in animals.
Redaktionellt score, paid $0 No affiliate link Tested by independent lab No public analysintyg Sample received: No
How we scored this product Show the full breakdown
Composite How this 5.9 is built. 0.55 × 4.9 + 0.20 × 8.0 + 0.10 × 7.9 + 0.10 × 6.0 + 0.05 × 5.0 = 5.9 out of 10. Säkerhet caps applied after. 5.9
5.9 composite
Dose vs. studies55%4.9
Transparency20%8.0
Value10%7.9
Community10%6.0
Formulation5%5.0

Bevisning gates dose: the evidence grade sets the ceiling, and the dose decides how much of that ceiling the product reaches. Value = inverse of price-per-trial-dose-day. Community = mean sentiment of external reviews. Säkerhet caps applied after weighting.

This score is our editorial judgment, not a scientific standard. We combine published evidence, dose, price, transparency, and consumer signals into one composite: this is our method, not a peer-reviewed clinical rating. A higher score means a product does better on the factors we weight, not that it is medically proven to work.

Read the full method →

Question 1

Does the molecule work?

The science behind each active ingredient, independent of which brand sells it.

The famous red-wine molecule; longevity claims have outrun the human evidence.

3 landmark RCTs · US: Dietary supplement · EU: Authorised Novel Food (2016/1866)
Question 2

Is this bottle good?

The specific product: dose, price, transparency, and what buyers report.

Dose vs research
76% av studiedosen
Below the full trial dose
Cost at trial dose
$1.59/day at trial dose
What one effective daily dose actually costs
Transparency
8.0/10 · No public analysintyg
Independent batch testing confirmed
Consumer signals
No consumer signals collected yet
Operational signal only, never used as clinical evidence
Question 3

What's the catch?

Säkerhet flags, transparency gaps, dosing concerns, and recurring buyer complaints.

Säkerhet signals
Drug interaction risk — resveratrol
Inhibits CYP3A4, CYP2C9, and CYP2D6 at doses ≥1,000 mg/day (activates CYP1A2). Interacts with warfarin (increased anticoagulant effect), tamoxifen, statins (myopathy risk), tacrolimus, and NSAIDs/antiplatelets (bleeding risk).
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No public analysintyg
Certificate of Analysis not published
Without a public analysintyg, batch purity and potency cannot be independently verified.
Buyer complaints
Reddit: uncertain real-world efficacy
Recurring themes from consumer review platforms.
Redaktionellt verdict

Quick verdict

5.9 / 10
Best for
Basic coverage
Avoid if
Only 76% av studiedosen, No public analysintyg
Full-dose status
76% av studiedosen
Pris/month
$36
COA status
Not public
Biggest caveat
Dose is 76% of the trial dose.
Nearest alternatives

The numbers

Pris
$36
per bottle · 30 portioner
Dose vs. research
Överensstämmer med studier 76%
of published effective dose
$ / day at studied dose
$1.59
what one effective daily dose costs
$ / g active
$3.17
per gram of active substance
Independently checked

Data verification

Pris
$36
Verified n/a
Dose
76% av studiedosen
Verified n/a
COA status
Not public
Verified n/a
Bevisning grade
C
Per-ingredient breakdown
CResveratrol
Verified n/a

All product data is checked against original sources. Prices, doses, and testing status are updated when product pages change. Bevisning grades are reviewed when new human RCTs are published. Read how we verify.

What's inside

Ingredient
Dose in this product
Trial dose
Bevisning
Resveratrol
The famous red-wine molecule; longevity claims have outrun the human evidence.
378.0 mg 76% av studiedosen
500 mg

Consumer signals

Consumer signals gathered from 2 platforms.

Medium confidence

1 threads discussed · mixed sentiment

Praiseinterest in fisetin/quercetin-based senolytic combination
Complaintsuncertain real-world efficacy
ThemesReddit's r/Supplements discusses Life Extension's GEROPROTECT Stem Cell line with mixed views on whether the senolytic ingredient combination delivers noticeable effects.

Compiled from a Reddit discussion thread listing located during research; verified at build time.

658 reviews · positive sentiment

Praisehigh quality and trustworthiness of produktereffective and well-described
ThemesLife Extension's overall Trustpilot profile (658 reviews) shows customers consistently praising product quality and trustworthiness across its supplement range, including GEROPROTECT.

Compiled from a Trustpilot listing located during research; verified at build time.

These are consumer sentiment signals. They do not measure whether the product actually works. See our evidence section for that.

What others say (unverified)

No external reviews aggregated yet for this product.

Bevisning

Research behind this product

The studies that established the trial dose and evidence grade for each active ingredient in this product. Click through to read the original paper.

Important to know
Resveratrol"Resveratrol" produkter that don't specify trans-isomer content are unmeasurable in practice. Cis-resveratrol is biologically inactive.

Redaktionellt notes

Third GEROPROTECT sub-line (distinct from Ageless Cell and Autophagy Renew), targeting stem-cell senescence via garcinol/piceatannol/trans-resveratrol; like the rest of the AI-screened GEROPROTECT family, the mechanism is plausible but backed mainly by cell-line data rather than human RCTs.

In plain language

Why this scored this way

This Life Extension GEROPROTECT Stem Cell scores 5.9, making it below the site average. It delivers 378.0mg of Resveratrol (76% of the 500mg trial dose) with grade C evidence (mostly preclinical, limited human data). At $1.59/day it's among the more expensive options in Autophagy.

What drives the score up

  • Tested by independent lab (transparency 8.0).

What drags it down

  • Dose-evidence score of 4.9 is below average for the site.
  • No public analysintyg available for independent verification.
  • Limited consumer feedback (community score: 6.0).
  • At $1.59/day it's on the expensive side.

Why you'd choose it

  • You want a tested by independent lab product.

Why you might skip it

  • You want a product with a publicly available CoA.
  • You want a cheaper option (this is $1.59/day).
  • You want a higher-scoring product (this scores 5.9).
Go deeper

Where this sits

Varumärke owners

Spot an error?

If you are the manufacturer or brand owner of GEROPROTECT Stem Cell and believe any data on this page is incorrect (wrong dose, wrong ingredient, wrong price, missing certification, outdated status), you can request a correction.

We review every request, verify it against primär sources, and publish any change with a dated note in the version history above. Corrections from brand owners are treated the same as corrections from anyone else: verified before they move.

Request a correction →
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