A filtrate of a brown seaweed fermented by lactic acid bacteria, used for hair and skin conditioning.
What it is
Lactobacillus/Nereocystis leutkeana ferment filtrate is a filtrate of the product obtained by fermenting the brown alga Nereocystis leutkeana (bull kelp) with bacteria of the genus Lactobacillus. CosIng lists it as a hair-conditioning and skin-conditioning ingredient.
Where it is used
Found in a small number of products, such as hair care and 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 reveal the bacterial strain or the fermentation conditions.
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.