INCI name

HYDROLYZED YEAST PROTEIN

Hydrolysed yeast protein

A yeast protein hydrolysate used for hair and skin conditioning.

What it is

Hydrolyzed yeast protein is obtained by acid, alkaline or enzymatic hydrolysis of the yeast Saccharomyces cerevisiae and consists mainly of amino acids, peptides and proteins. CosIng lists it as an antistatic, hair-conditioning and skin-conditioning ingredient.

Where it is used

Found in shampoos, conditioners, hair masks, creams and serums.

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 show the size of the protein fragments or the hydrolysis method used.

Functions

Antistatic
Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
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 (33)

Check a full ingredient list