Carnosol Acid

Carnosol Acid

Rating: Best
Benefits: Anti-Aging, Skin Protection, Soothing
Categories: Antioxidant, Plant Extracts

 

 

Carnosol Acid Overview

Carnosol acid is a natural compound derived from carnosic acid-a major antioxidant component found in rosemary (Rosmarinus officinalis). Chemically speaking, carnosol acid (C_20H_28O_4) is a diterpene, sharing a molecular structure that makes it highly effective in neutralizing free radicals, thus protecting skin from oxidative damage caused by environmental stressors like UV radiation and pollution. It also has anti-inflammatory properties, helping to calm skin irritations and redness, making it a versatile choice in skin care.

 

 

Chemical Insights: The Antioxidant Action

Carnosol acid owes its antioxidant strength to its polyphenolic structure, which allows it to scavenge free radicals efficiently. In a similar fashion to carnosic acid, its molecular mechanism targets reactive oxygen species (ROS), preventing cellular damage that leads to premature aging. The hydroxyl groups (-OH) in its structure are key in this free-radical neutralizing activity, making it a robust protector of skin cells.

The chemical formula of carnosol acid is C_20H_28O_4, and it is derived from rosemary leaves, which are rich in beneficial compounds such as flavonoids and other terpenes. These plant-derived antioxidants are known for their potent anti-aging and protective effects on the skin.

 

 

Application in Skincare

Carnosol acid is frequently used in a range of skincare products, such as anti-aging serums, moisturizers, sunscreens, and formulations aimed at reducing inflammation. Its ability to calm and protect compromised skin makes it ideal for sensitive skin types or those prone to redness. In addition to its antioxidant properties, it helps strengthen the skin's barrier, preventing water loss and improving hydration.

In cosmetic formulations, concentrations of carnosol acid range between 0.01% and 2%. It is generally combined with other plant extracts or hydrating ingredients to enhance its overall efficacy. When used in sunscreens or anti-aging products, it enhances the skin's defense mechanisms by shielding it from environmental aggressors.

 

 

Regulatory Information and Safety

The FDA recognizes carnosol acid as a naturally occurring antioxidant, and its use in cosmetic formulations is considered safe when applied topically within recommended concentrations. According to the Cosmetic Ingredient Review (CIR) panel, carnosol acid is non-toxic and poses no risk of irritation at concentrations typically found in cosmetics. However, because carnosol acid is a plant-based compound, individuals with allergies to rosemary or similar plant species should exercise caution.

 

 

Sources and Research

Carnosol acid has been the subject of numerous scientific studies, many of which have been published in reputable journals such as the Journal of Natural Products. Rosemary, the primary source of carnosol acid, is extensively studied for its medicinal and cosmetic properties. To dive deeper into this research, you can visit PubMed for detailed articles on its biological activities www.ncbi.nlm.nih.gov.

 

 

Product Ranges and Uses

Carnosol acid is commonly found in high-performance anti-aging skincare lines, particularly those emphasizing natural or plant-derived ingredients. It is also used in sunscreens for its antioxidant and soothing benefits. You'll often see it in products targeting fine lines, wrinkles, and redness relief, as well as in formulations for sensitive skin or post-sun exposure care.