Yes, it's salmon sperm.
PDRN is purified salmon DNA. It sounds unusual, but it's been widely used in skincare for years. Ours is refined, stable, and exactly what it says on the label.
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The Salmon Sperm Serum for Men
Salmon-derived PDRN and GHK-Cu copper peptide in one lightweight daily serum.
TRY UPKEEP TODAY
4 Reasons Men Are Trying Upkeep
Two ingredients. One serum.
Salmon-derived PDRN and GHK-Cu copper peptide. That's the formula — two well-known skincare ingredients, combined in a single lightweight serum.
Made for men who'd rather not overthink it.
One serum, once a day, after cleansing. No ten-step routine, no bathroom shelf full of bottles. It takes about ten seconds.
Start today. Give it 8 weeks.
Every bottle lasts around 60 days, and it's backed by our 60-day money-back guarantee. If you're not happy, we'll refund you.
Salmon-derived PDRN
GHK-Cu copper peptide
Lightweight daily serum
Made for men
Lasts 60 days
60-day money-back guarantee
Age well.
What's Inside
Salmon-derived PDRN
Purified salmon DNA, widely used in skincare.
GHK-Cu copper peptide
A naturally occurring copper peptide.
Base serum
A lightweight, fast-absorbing daily base.
Be One of the First
Upkeep is new. No paid reviews, no made-up testimonials. Try it for 60 days. If it's not for you, get your money back.
TRY UPKEEP TODAYWhat to Expect
WEEK 1
Skin feels hydrated and comfortable. It absorbs fast and doesn't feel greasy.
WEEKS 2–4
It becomes part of the routine. Skin feels smoother day to day.
WEEKS 4–8
Look closer. Skin can look firmer, smoother and more even.
Individual results vary.