Your skin's needs change with age. This helps us personalize your results.
Choose the one that bothers you most.
This determines the ideal formula weight for you.
Tallow's fatty acid profile closely mirrors human sebum, making it compatible with all skin types — but the ideal application routine differs.
"I tried retinol for years. CU Tallow gave me better results in 8 weeks — without the irritation."
— Verified customer
Select all that apply.
Unlike plant oils that sit on top of your skin, grass-fed tallow contains palmitic acid, stearic acid, and oleic acid — the same lipids your skin produces naturally. This means deep absorption, not a greasy layer.
It also naturally contains vitamins A, D, E, and K — no synthetic additives needed.
At age 20, your blood contains ~200 ng/mL of GHK-Cu. By 60, that drops below 80 ng/mL — a 60% decline.
Clinical studies show GHK-Cu stimulates collagen type I & III, tightens skin, and outperformed retinol and vitamin C for skin thickness — with zero irritation.
Leyden et al. | Finkley et al. 2005 (67 women, 12 weeks) | Pickart 2014
Retinol accelerates cell turnover — which works, but causes irritation, peeling, and sun sensitivity. Many people can't tolerate it long-term.
GHK-Cu works differently: it signals your skin to rebuild collagen and elastin naturally, while also repairing your skin barrier. The result? Visible improvement without the side effects.
The Leyden study found GHK-Cu matched or exceeded retinol results — with zero reported irritation.
No wrong answers — this helps us understand your expectations.
Based on your profile, we expect visible improvement by this date with consistent use.
Copper Peptide Tallow Cream • 60ml
Lasts 8-10 weeks with daily use
Add the CU Serum for dual-pathway repair — GHK-Cu rebuilds collagen while Cycloastragenol targets cellular aging.
Get the Duo Set • €69 - €75