Leuphasyl

How it works

Leu-enkephalin, a natural opioid, stabilized by one mirror-image amino acid. Sold beside Argireline to relax expression lines.

What it's made of

5 amino acids (Tyr-D-Ala-Gly-Phe-Leu): leu-enkephalin, a natural opioid of the body, with an alanine in D form so it lasts. It is a classic lab molecule. Sold by Lipotec.

What it's for

Prescribed for

Nothing: it is a cosmetic.

Sold as

The “other Botox in a cream,” which adds its effect to Argireline's.