Genuinely visible results
Six weeks in and my skin looks noticeably firmer and more even. Feels luxurious to use — nothing like the drugstore peptide serums I've tried.
RACHEL M.

SCALP & HAIR SUPPORT
BEST SELLER30ml | 5% RU58841 | 2% GHK-Cu (Copper Tripeptide-1) | 2% Caffeine | 1% D-Biotin | 1% Methylene Blue | 1% Hydrolysed Collagen · SKU ULT-004
£35.00
Experience the power of advanced hair restoration science with ULTIMATE REGEN6 Hair Serum. Formulated with 5% pharmaceutical-grade RU58841 and an advanced combination of GHK-Cu (Copper Tripeptide-1), Caffeine, D-Biotin, Methylene Blue and Hydrolysed Collagen, this high-performance serum has been developed for those seeking a premium science-led approach to maintaining thicker, stronger and healthier-looking hair. Developed using pharmaceutical-grade ingredients, REGEN6 combines one of the most recognised topical anti-androgens with advanced peptide technology and follicle-supporting bioactives in a single precision-engineered formulation. Each active ingredient has been carefully selected to target multiple aspects of scalp and follicle health while supporting optimal conditions for stronger, fuller-looking hair. RU58841 works by binding directly to androgen receptors within the scalp, helping reduce the effects of DHT on susceptible hair follicles, while GHK-Cu supports the scalp's natural renewal processes. Caffeine, D-Biotin, Methylene Blue and Hydrolysed Collagen work together to help maintain a healthy scalp environment while improving the appearance of thicker, stronger and healthier-looking hair. Manufactured using pharmaceutical-grade ingredients, this serum reflects ULTIMATE's commitment to precision formulation, ingredient quality and scientific excellence.
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VERIFIED REVIEWS
4.8 / 5 · 137 reviews
Genuinely visible results
Six weeks in and my skin looks noticeably firmer and more even. Feels luxurious to use — nothing like the drugstore peptide serums I've tried.
RACHEL M.
The real deal
Pharma-grade credentials show. Clean formula, no fragrance, works with my retinol routine without irritation.
JAMES P.
My barrier finally feels calm
Struggled with reactive skin for years. Introduced this slowly and within a month redness has dropped dramatically.
SOPHIA K.
Best I've used
Tried several UK peptide brands — ULTIMATE is a clear step above. Considered packaging, professional feel, real results.
DAVID R.