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What's Your Skin Type?

Answer 6 quick questions to discover what your skin actually needs, get a customer personalized report, and discover what the skincare industry isn't telling you about your typical moisturizer.

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What the skincare industry isn't telling you
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6 questions · Get a custom personalized report

Why Aseir Custom

Pharmaceutical-Grade

Every formula meets the same rigorous standards as pharmaceutical preparations. No shortcuts, no compromises.

Ancestral Ingredients

Grass-fed tallow, copper peptides, and botanicals — ingredients your skin actually recognizes and can use.

Formulated by Scientists

Created by Nick Andrews, whose pharmaceutical background ensures every ingredient is chosen with purpose.

GHK-Cu Royal Blue Serum by Aseir Custom
30-DAY
No Risk Guarantee

Our Flagship Serum

GHK-Cu Royal Blue Serum

The world’s most potent topical copper peptide serum at 3% pharmaceutical-grade GHK-Cu. Instantly absorbing, pore-clearing, and engineered to signal your skin’s own repair and regeneration systems — without irritation, synthetic fillers, or a 12-step routine.

✓ 3% GHK-Cu ✓ No Synthetic Fillers ✓ 758 Reviews ✓ Made in USA
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$149.99
Free shipping over $75

What Our Customers Say

★★★★★ 4.9/5 1,200+ verified reviews
★★★★★Verified

"The GHK-Cu cream transformed my skin in weeks. I've tried everything — this is the real deal."

Sarah M.

Combination, 40s · GHK-Cu Cream

★★★★★Verified

"Auxano Grow is the only product that's actually made a visible difference in my hair density."

James T.

Normal, 35 · Auxano Grow V2

★★★★★Verified

"The Whipped Tallow Cream cleared my eczema when prescription creams failed. I'm never going back."

Emily R.

Eczema-prone · Whipped Tallow Cream

★★★★★Verified

"Finally, a skincare brand that backs up its claims with real science. My whole family uses Aseir now."

Michael D.

Dry, 50s · Multiple Products

Lisa — Aseir Custom customer

Real Results

Meet Lisa

Lisa had spent years trying product after product, all promising firmer, younger-looking skin. After 6 weeks using GHK-Cu Sky Blue Cream and Royal Blue Serum together, she saw the difference she’d been chasing for years — without the irritation, synthetic fillers, or complicated routines.

Her skin felt genuinely different. Not just on the surface — but in texture, tone, and the way it responded to everyday stress. She didn’t change her routine. She just made it smarter.

“I’ve tried everything. This is the first product that actually changed how my skin feels — not just how it looks.”

— Lisa, Verified Customer
★★★★★ Verified Purchase · GHK-Cu Sky Blue Cream