Eyeseryl

How it works

Four amino acids that start like carnosine, sold in eye creams to drain the fluid that puffs under-eye bags. Carry-on only.

What it's made of

4 amino acids (β-alanine, histidine, serine, histidine) with an acetyl in front. It starts exactly like carnosine. Made by Lipotec (Gavà, Barcelona), now part of Lubrizol.

What it's for

Prescribed for

Nothing: it is a cosmetic.

Sold as

Goodbye to under-eye bags: it drains the fluid and reduces puffiness.