RU-58841 vs Glow Blend
Side-by-side comparison of RU-58841 and Glow Blend: mechanism, half-life, dose range, safety profile, and vendor pricing.
Price snapshot
RU-58841
Glow Blend
RU-58841
RU-58841 (also known as PSK-3841 or HMR-3841, and commonly written simply as RU in hair-loss forums) is a non-steroidal androgen receptor antagonist originally developed by Roussel Uclaf (later absorbed into Sanofi) in…
Lowest listed price: $49.99 across 2 listings
Full RU-58841 profileGlow Blend
GHK-Cu + BPC-157 + TB-500 blend for skin and recovery
Lowest listed price: $104.99 across 3 listings
Full Glow Blend profileSide-by-side comparison
| Attribute | RU-58841 | Glow Blend |
|---|---|---|
| Category | Other | Recovery |
| Research Stage | Preclinical | Preclinical |
| Mechanism of Action | RU-58841 is a non-steroidal androgen receptor (AR) antagonist with a chemical structure unrelated to testosterone, DHT, or the steroidal antiandrogens (cyproterone acetate, spironolactone). Its pharmacology was characterized in the early 1990s by teams at… | Glow Blend is a fixed combination of three research peptides, so its proposed effects are simply the sum of what each component does on its own - there is no unique "blend" mechanism, and no pharmacology study has ever been run on the three together. Each part… |
| Half-Life | — | Varies by component - the blend has no single half-life. BPC-157's elimination half-life was under 30 minutes in rats and dogs [PMID:36588717], and no half-life has been measured for TB-500 in people; GHK-Cu is a short-lived tripeptide-copper complex. Community dosing frequency is driven by empirical practice, not by measured pharmacokinetics of the blend. |
| Typical Dose Range | 25 mg - 50 mg topical daily (dissolved in vehicle) | Blend - stated per component: GHK-Cu 1000-2000 mcg/day; BPC-157 250-500 mcg/dose; TB-500 2000-2500 mcg/dose. No validated dose exists for the combination (Research Use Only). |
| Dosing Frequency | — | GHK-Cu once daily; BPC-157 once to twice daily; TB-500 twice weekly during the loading phase, then every 1-2 weeks for maintenance. |
| Administration | — | — |
| Side Effects | The side-effect profile of RU-58841 is not formally characterized in humans. What follows is a synthesis of the preclinical literature, the limited phase I human data, user-reported outcomes from hair-loss forums, and mechanistic inference from the broader… | Most reported effects are local: injection-site redness, swelling, itching, bruising or transient pain, plus mild skin sensitivity. GHK-Cu injections can sting, and with prolonged high-dose systemic use there is a theoretical concern for copper accumulation.… |
| Molecular Weight | 369.34 g/mol | — |
| Common Vial Sizes | — | — |
Price History
2 data points- Half Nattys
- Disguised Alpha
Price tracking
RU-58841: potential benefits
- Prevention of hair follicle miniaturization
- Hair loss reduction (androgenic alopecia)
- Topical application minimizes systemic effects
- Alternative to finasteride without systemic 5-AR inhibition
Glow Blend: potential benefits
- Improved skin firmness and elasticity - GHK-Cu raised collagen and elastin and improved aged-skin firmness in controlled cosmetic studies [PMID:18644225]
- Reduced appearance of fine lines and photodamage (GHK-Cu cosmetic data) [PMID:18644225]
- Support for wound and connective-tissue repair: BPC-157 accelerated soft-tissue healing in rodent models [PMID:30915550], and GHK-Cu raised collagen and decorin in rat wound chambers [PMID:11121126], although a guinea pig wound study found slower skin reorganization with GHK-Cu [PMID:8836453]
- Angiogenesis / improved local blood-vessel formation - a shared mechanism of BPC-157 and the thymosin beta-4 fragment in TB-500 [PMID:20388964][PMID:14500546]
- Faster recovery from tendon, ligament and muscle strain (BPC-157 preclinical data) [PMID:30915550]
- Anti-inflammatory and antioxidant activity described for GHK-Cu in a review by its developer [PMID:18644225]
- Reported skin 'glow' and quicker soft-tissue recovery - community/anecdotal only, not clinically verified for the blend
Frequently asked
What's the difference between RU-58841 and Glow Blend?
RU-58841 is a other that ru-58841 is a non-steroidal androgen receptor (ar) antagonist with a chemical structure unrelated to testosterone, dht, or the steroidal antiandrogens (cyproterone acetate,…. Glow Blend is a recovery that glow blend is a fixed combination of three research peptides, so its proposed effects are simply the sum of what each component does on its own - there is no unique "blend"…. The two differ in mechanism, half-life (not reported vs Varies by component - the blend has no single half-life. BPC-157's elimination half-life was under 30 minutes in rats and dogs [PMID:36588717], and no half-life has been measured for TB-500 in people; GHK-Cu is a short-lived tripeptide-copper complex. Community dosing frequency is driven by empirical practice, not by measured pharmacokinetics of the blend.), and typical dose range.
Which has the longer half-life, RU-58841 or Glow Blend?
RU-58841 has a half-life of not reported. Glow Blend has a half-life of Varies by component - the blend has no single half-life. BPC-157's elimination half-life was under 30 minutes in rats and dogs [PMID:36588717], and no half-life has been measured for TB-500 in people; GHK-Cu is a short-lived tripeptide-copper complex. Community dosing frequency is driven by empirical practice, not by measured pharmacokinetics of the blend.. Longer half-lives generally mean less frequent dosing but slower on/off kinetics.
Which is cheaper, RU-58841 or Glow Blend?
Lowest listed price on BodyHackGuide: RU-58841 from $49.99, Glow Blend from $104.99. Prices are pulled from the vendor listings tracked on BHG and change frequently. See the compare tables on each compound page for the current set of offers.
Can you stack RU-58841 and Glow Blend?
Stacking depends on mechanism overlap, safety profile, and goals. RU-58841 and Glow Blend should only be stacked after reviewing each compound's individual protocol page, side effect profile, and any published interaction data. Use the BodyHackGuide stack builder for a structured review before combining research compounds.
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Listings from the vendors we track. Prices change often, so check the vendor before you buy.
Before you buy RU-58841 or Glow Blend
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Related comparisons
Research use only. BodyHackGuide is a research and price-comparison reference. The compounds discussed on this page are not approved by the FDA for human consumption and are sold strictly for laboratory research. Prices shown are pulled from vendor listings tracked on BHG and are subject to change. Every vendor is ranked on the same public, reproducible methodology. See editorial standards and affiliate disclosure.