Page 203 - Cosmetology

compared to slightly less than one-quarter of those on placebo—had a 50% or greater improvement in PMS
symptoms (with the exception of bloating)"

chaulmoogra oil. Once the treatment for leprosy worldwide due to its antimicrobial properties. It can be a
skin irritant.

chayote extract. See Sechium edule extract.

chicory extract. Has antioxidant properties and may also have anti-inflammatory properties .
China clay. See kaolin.

chitosan. Derived from chitin, a polysaccharide found in the exoskeleton of shellfish such as shrimp,
lobster, and crabs. It is used widely in pharmaceuticals as a base in formulations. There is also extensive
research showing it can be effective in wound healing, as well as having antibacterial and anti-inflammatory
properties.

chloasma. See melasma.

chlorella. See algae.

chlorhexidine. Topical antiseptic, it can cause irritation.

chlorophene. Used as a preservative in cosmetics.

chlorphenesin. An alcohol used as a preservative in cosmetics.

chocolate. See cocoa extract.

cholecalciferol. Technical name for vitamin D. See vitamin D.

cholesterol. A lipid (a type of human or animal fat) used in cosmetics as a stabilizer, an emollient, and a
water-binding agent. See natural moisturizing factors.

choline. Part of the vitamin B complex and a constituent of many other biologically important molecules,
such as acetylcholine (a neurotransmitter) and lecithin.

chondroitin sulfate. See glycosaminoglycans.

Chondrus crispus. Form of red seaweed. See algae and carrageenan.

chromium hydroxide green. An earth mineral used as a coloring agent/additive and permanently listed (as
of 1977) by the FDA for use in cosmetic products.

chromium oxide green. See chromium hydroxide green.

chrysanthemum extract. Can have anti-inflammatory benefit for skin.

Chrysanthemum parthenium extract. See feverfew extract.

Cichorium intybus. Source of a plant extract with antioxidant properties

Cimicifuga racemosa root extract. See black cohosh.

Cinchona succirubra bark extract. In folk medicine, it is used topically as an astringent, bactericidal, and
anesthetic effect. There is no research supporting any of its uses for skin.

Cinnamomum camphora. See camphor.

Cinnamomum. See cinnamon.

cinnamon. Can have antimicrobial properties.