INCI name

WHEY PROTEIN

Whey protein

A milk protein from whey, used for hair and skin conditioning.

What it is

Whey protein is a polypeptide obtained from whey, the fluid part of milk remaining after the curd has been separated. CosIng lists it as a hair-conditioning and skin-conditioning agent. It is an ingredient of animal origin.

Where it is used

Found in shampoos, conditioners, creams, masks and bath products.

Limits of interpretation

The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.

The INCI name does not reveal which animal the milk comes from or how the protein was processed.

Functions

Hair conditioning
Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
Skin conditioning
Maintaining the skin in good condition.

EU regulation

This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

Products with this ingredient (10)

Check a full ingredient list