Skip to content
    Compare notes on r/BodyHackGuideCompare notes with other researchers. Join r/BodyHackGuide

    Supplement · price comparison

    Where to Buy Ergothioneine: Cheapest Vendor in 2026

    Ergothioneine pricing across every research peptide vendor we track, ranked by price per mg. Prices change often, so check the vendor before you buy.

    No in-stock Ergothioneine listings right now.

    Vendor stock changes often, so check back. Use the compound profile to track research progress in the meantime.

    Research profile

    Mechanism, dosing, half-life, peer-reviewed studies for Ergothioneine.

    Coupon codes

    Every active vendor coupon for Ergothioneine, click-to-copy.

    Reconstitution calculator

    Vial size + BAC water → concentration, syringe units, doses per vial.

    You may also like

    What is Ergothioneine?

    Ergothioneine (L-ergothioneine) is a sulfur-containing derivative of the amino acid histidine that is made by fungi such as mushrooms and by certain bacteria but not by plants or animals, so people get it from food; Charles Tanret discovered it in 1909 in the ergot fungus (PMID: 32051057, PMID: 22001064). Human cells take up ergothioneine through a dedicated transporter, OCTN1, encoded by the gen… Read the full Ergothioneine research profile

    Buying Ergothioneine: FAQ

    Where can I buy Ergothioneine online?

    Ergothioneine is currently between in-stock listings across the vendors we track. Bookmark this page and check back, since vendor stock changes often.

    What's the cheapest price for Ergothioneine?

    No vendor we track lists it as in stock, so there is no price to compare. Check back when listings come back in stock.

    Is buying Ergothioneine online safe?

    Vendor safety varies. BodyHackGuide scores every vendor on a 0-100 Trust Score (COA verification, payment transparency, community feedback, shipping practices). This page ranks listings by price per mg, not by score, so check each vendor's score breakdown on its BodyHackGuide profile before you buy.

    Do I need a prescription for Ergothioneine?

    Ergothioneine is sold for research-use-only by the vendors on this page; no prescription required for research purchases. None of these vendors sell Ergothioneine for human consumption, and BodyHackGuide doesn't promote off-label use. Always consult a licensed practitioner before any compound enters a clinical context.

    Affiliate disclosure. Vendor rankings are based on price per mg from the listings we track. We don't accept payment for editorial placement. See our full affiliate disclosure .

    Free 2026 Peptide Cheat Sheet (PDF)

    38 compounds and blends: vial sizes, BAC water volumes, dosing ranges and bloodwork markers.

    Download Free