Ami Iyök´s world — cosmetic formulation

Gamma-Irradiated Cosmetic Clays: Purity, Sourcing and the Principle of Precaution.
Discover why the origin and purity of cosmetic clays matter, how gamma irradiation is used and why Ami Iyök applies the principle of precaution when selecting raw materials.
Gamma-Irradiated Cosmetic Clays: Purity, Sourcing and the Principle of Precaution.

Why Some Skincare Products “Pill” When Applied to the Skin|Ami Iyök.
Have you ever applied a serum or cream and noticed small balls forming on your skin? This common skincare issue, known as pilling, occurs when certain ingredients or formulas fail to integrate properly. Learn what causes cosmetic pilling and how to prevent it to improve product absorption and maximize your skincare results.
Why Some Skincare Products “Pill” When Applied to the Skin|Ami Iyök.

The Skin Barrier Function and the Penetration of Cosmetic Actives|Ami Iyök.
The skin barrier plays a fundamental role in protecting the body and maintaining hydration. In this article, we explore how the skin barrier works, what transepidermal water loss (TEWL) reveals about skin health, and how biocompatible cosmetic actives support the skin without disrupting its natural balance.

