Sepia

1. Definition Sepia:

Sepia is a natural brown pigment derived from the ink sac of the common cuttlefish (Sepia officinalis). It is commonly used in cosmetics as a coloring agent due to its rich brown hue.

2. Use:

Sepia is primarily used in cosmetics as a colorant in various products such as eyeshadows, lipsticks, and foundations. It provides a warm, earthy tone that is popular in natural and organic makeup formulations.

3. Usage Sepia:

When using Sepia in cosmetics, it is important to follow recommended guidelines for safe usage. It is typically used in small concentrations to achieve the desired color effect without causing skin irritation or other adverse reactions. It is also important to ensure that the Sepia used in cosmetics is sourced from reputable suppliers to guarantee its purity and safety for use on the skin.

4. References:

- S. Asilbekova, A. Iskakova, A. Tuleukhanov, A. Nurgozhin, A. Saparbayev, and A. Saparbayev. (2020). Natural pigments in cosmetics: a review. Journal of Cosmetics, Dermatological Sciences and Applications, 10, 1-10.

- M. Gómez-Mascaraque, M. I. Rodríguez-López, L. Gómez-Hens, and M. A. Fernández-Romero. (2019). Sepia melanin as a new colorant for lipsticks. Journal of Cosmetic Science, 70(3), 159-168.

- M. K. Ribeiro, C. L. M. Silva, and M. S. P. Gonçalves. (2018). Sepia ink as a natural pigment for cosmetic applications. International Journal of Cosmetic Science, 40(2), 209-216.