L-Ergothioneine - 25 mg, 30 capsules
How we scored this product Show the full breakdown
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.
Question 1
Does the molecule work?
Does the molecule work?
The science behind each active ingredient, independent of which brand sells it.
A rare mushroom-derived amino acid that accumulates in tissues under oxidative stress, blood levels drop with age.
Question 2
Is this bottle good?
Is this bottle good?
The specific product: dose, price, transparency, and what buyers report.
Question 3
What's the catch?
What's the catch?
Säkerhet flags, transparency gaps, dosing concerns, and recurring buyer complaints.
Quick verdict
The numbers
Data verification
Per-ingredient breakdown
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
Consumer signals
2.89 out of 5 across 33 verified reviews on 4 platforms.
Medium confidenceConsumer sentiment compiled from 4 public sources.
25 reviews · 2.5/5 · mixed sentiment
Compiled from Trustpilot listing located during research; verified at build time.
8 reviews · 4.1/5 · positive sentiment
Compiled from Amazon listing located during research; verified at build time.
positive sentiment
Compiled from iHerb listing located during research; verified at build time.
4 threads discussed · mixed sentiment
Compiled from Reddit 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.
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.
Redaktionellt notes
A single-ingredient, relatively high-dose (25mg) ergothioneine capsule, a mitochondrial/antioxidant amino acid with growing longevity research interest; priced at the premium end (~$1.33/capsule) among competing ergothioneine produkter.
Why this scored this way
This ProHealth Longevity L-Ergothioneine - 25 mg, 30 capsules scores 5.7, making it below the site average. It delivers the full 25.0mg trial dose of Ergothioneine with grade C evidence (mostly preclinical, limited human data). Transparency is a clear strength (score: 9.0), with third-party testing and a public analysintyg.
What drives the score up
- Quality transparency of 9.0: tested by independent lab with a public analysintyg.
What drags it down
- Dose-evidence score of 3.8 is below average for the site.
- Ergothioneine (25.0mg is 250% of the 10mg trial dose) is well above the trial dose. More is not always better.
- Limited consumer feedback (community score: 6.0).
Why you'd choose it
- You want good value at $0.53/day.
- You prioritise tested by independent lab produkter with public lab certificates.
Why you might skip it
- You want a standard dose of ergothioneine (this product is well above it).
- You want a higher-scoring product (this scores 5.7).
Where this sits
Spot an error?
If you are the manufacturer or brand owner of L-Ergothioneine - 25 mg, 30 capsules 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 →Similar produkter
All Amino acid →The next highest-scoring produkter in Amino acid, same scoring method, same rules.