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Is KLOW Legal? FDA, Compounding and WADA Status

KLOW's FDA status, compounding rules and anti-doping status, with a dated timeline of every change we track.

Medically reviewed by Juan Pablo Frías, MD · · DisclosureFour-peptide blendUpdated
FDA status
Not FDA approved · unstudied blend
PCAC vote
Not reviewed
not on the Jul 2026 PCAC agenda
WADA
Prohibited (S0)
In and out of competition
Not legal adviceStatus reflects public FDA and WADA records on the date shown. Rules differ by country and state.

Current status

Not FDA approved · unstudied blend

KLOW is Not FDA approved · unstudied blend. Products sold as research chemicals are not the approved drug and are not checked by the FDA.

KLOW: regulatory status by country
CountryStatusSource
United StatesNot an approved productNot an approved product anywhere; see components (GHK-Cu, BPC-157, TB-500, KPV). Drugs@FDA (openFDA) search for the component GHK-Cu returned no matches on 2 Oct 2026.api.fda.govchecked 2 Oct 2026

Timeline

No FDA, advisory-committee or WADA action specific to KLOW found in our records (checked 2 Oct 2026).
Every peptide on the FDA tracker

Compounding and research-use sellers

  • Category 2 is the FDA's list of bulk substances it flagged as raising significant safety concerns. Compounding pharmacies are not expected to compound from them while they are on it.
  • The Pharmacy Compounding Advisory Committee (PCAC) advises the FDA on which substances belong on the 503A bulks list that pharmacies may compound from. Its votes are advice; the FDA decides.
  • "Research use only" products are sold outside these rules and are not checked by the FDA for identity, purity or dose.

Sport and drug testing

Prohibited by WADA (S0)

Contains BPC-157 (named in S0) and TB-500 (S2.3). A blend is prohibited if any component is.

Outside the US

Rules differ by country. KLOW is a pre-mixed blend, not an approved product. Status by country for each ingredient: GHK-Cu, BPC-157, TB-500, KPV.

Common questions

Is KLOW FDA approved?

KLOW is Not FDA approved · unstudied blend. Products sold as research chemicals are not the approved drug and are not checked by the FDA.

Is KLOW legal to buy?

As an approved drug it requires a prescription in the US. Products sold online as research chemicals "not for human use" are not the approved drug.

Is KLOW banned by WADA?

Yes. Prohibited by WADA (S0), in and out of competition.

More on KLOW

DosageDoses used in published studies, with the source for each.Blend calculatorSplit a blend vial into per-peptide amounts and units.Side effectsWhat labels and studies report, and what is unknown.ResultsStudy outcomes and when they were measured.PricePrice per mg and per week from dated listings. No vendor links.How to injectSites, syringe types and hygiene, step by step.

Sources

  1. 1World Anti-Doping Code International Standard Prohibited List 2026World Anti-Doping Agency · 2026wada-ama.orgAccessed 2 Oct 2026
  2. 2United States: Not an approved product anywhere; see components (GHK-Cu, BPC-157, TB-500, KPV). Drugs@FDA (openFDA) search for the component GHK-Cu returned no matches on 2 Oct 2026.U.S. Food and Drug Administration · 2026api.fda.govAccessed 2 Oct 2026

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