Soy lecithin
INCI: Lecithin
CAS # 8002-43-5
EC # 232-307-2
Description: The complex combination of fatty acid diglycerides attached to the choline ester of phosphoric acid. Soy lecithin is a natural emulsifier derived from soybeans. Improves the appearance of dry or damaged skin by reducing flaking and restoring flexibility. You can use it as a skin conditioning agent - miscellaneous and as a surfactant - emulsifier in cosmetics and personal care products. It can also act as a pigment dispersing agent and as an antioxidant.
It is rich in
- Linoleic acid - (66.5%)
- Palmitic acid- (12.9%)
- Oleic acid - (10.5%)
- Alpha-linoleic acid - (5.7%)
- Stearic acid - (4.4%)
Main benefits:
- 1. Keeps the skin hydrated
- 2. Hydrates for longer
- 3. Repairs and protects the skin barrier
- 4. Acts as an emollient
Observations:
Since lecithin works as a penetration enhancer, you need to be careful when lecithin is combined in formulations that contain other ingredients that can be harmful if absorbed through the skin barrier. Refrain from using it for people with allergies to soy and its derivatives
Usage rate:
- 0.5 to 15% in non-rinse products such as moisturizers, serums and creams.
- 0.5 to 25% in rinse-off products such as cleansers, body soaps, and scrubs.
Conservation:
Store in its original packaging. Store in a dry place between 15 - 30ºC. Close the packaging immediately after use