A filtrate of a lysed ferment of the yeast Pichia pastoris, listed as a humectant, skin-conditioning and skin-protecting ingredient.
What it is
Pichia ferment lysate filtrate is, according to CosIng, the liquid filtered from the fermentation of the yeast Pichia pastoris; the yeast cells are broken open (lysed) before filtration. CosIng lists it as a humectant, skin-conditioning and skin-protecting ingredient.
Where it is used
Appears on the ingredient lists of a small number of 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 the culture medium, the fermentation conditions or the content of individual constituents.
Functions
- Humectant
- Retaining and/or preserving the moisture in a product during use.
- Skin conditioning
- Maintaining the skin in good condition.
- Skin protecting
- Helping to avoid harmful effects to the skin from external factors.
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

