INCI name

METHIONINE

Methionine

A sulfur-containing amino acid used as an antistatic and hair- and skin-conditioning ingredient.

What it is

Methionine is a sulfur-containing amino acid, 2-amino-4-(methylthio)butanoic acid; CosIng gives the chemical name DL-methionine. CosIng lists it as an antistatic, hair-conditioning and skin-conditioning ingredient.

Where it is used

Found in hair care products, creams and other skin care 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 show whether the L-form or the racemic DL-form is 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 (13)

Check a full ingredient list