Herbal Principles In Cosmetics -

: Terpenoids found in essential oils can damage the cell walls of harmful microbes, serving as natural alternatives to synthetic preservatives. Key Herbal Ingredients & Their Uses

A wide variety of herbs are used in modern cosmetic monographs: Book Review: Herbal Principles in Cosmetics - PMC - NIH Herbal Principles in Cosmetics

Plants produce secondary metabolites that interact with human skin biology at a molecular level: : Terpenoids found in essential oils can damage

: Lipids and fatty acids from species like the Inca peanut and coconut palm (rich in lauric acid) help restore the skin's moisture barrier and prevent water loss. : Phenolic compounds (like those in olive oil

: Extracts like green algae ( Chlorella vulgaris ) inhibit metalloproteinases (enzymes that break down collagen) and stimulate new collagen synthesis.

: Phenolic compounds (like those in olive oil and pomegranates) contain benzene ring structures that act as natural UV filters .