Science
Mechanism of Action
This enzyme functions by catalyzing the conversion of saturated fatty acids into monounsaturated fatty acids (MUFAs) through the insertion of a cis-double bond, typically at the Δ9-position. In the skin, this enzymatic action is fundamental for increasing the lipid content, thereby significantly enhancing skin barrier function and contributing to maintained hydration and resilience. Specific isoforms, such as Stearoyl-CoA desaturase-1 (SCD1), are integral to synthesizing oleic acid, a key component of cellular lipids and essential for sebocyte development. Another isoform, SCD2, plays a critical role in preserving an intact skin permeability barrier; a deficiency in SCD2 can lead to elevated barrier permeability due to reduced levels of essential lipids like cholesterol esters, triglycerides, and ceramides.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Acyl-CoA desaturases are integral membrane proteins in biological systems, suggesting complex solubility characteristics. Specific data on optimal pH range or general stability in cosmetic formulations were not available in the provided research.
Safety
Safety Profile
Acyl Coenzyme A Desaturase is generally considered safe for topical cosmetic application, with uncommon potential side effects including mild skin irritation, redness, or allergic reactions; a patch test is advisable prior to widespread use. The EWG Skin Deep database indicates low concerns for cancer, allergies & immunotoxicity, and developmental and reproductive toxicity. However, dedicated safety assessments from CIR, SCCS, or FDA specifically for this enzyme in cosmetics are currently absent.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Acyl Coenzyme A Desaturase is a valuable enzymatic ingredient that supports skin barrier function and hydration through enhanced lipid synthesis, making it beneficial for overall skin health and texture.
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