Caffeine – reduces puffiness, in cellulite-treatment creams and eye creams. Teamine Eye Complex by Revision.
Calendula – from blossom of the lime tree, anti-inflammatory, antiseptic, skin-clearing, and soothing. Skinceuticals, Immuderm.
Carthamus Tinctorius (see safflower seed oil)
Cassia Angustifolia Seed Polysaccharide (botanical hyaluronic acid) – absorbs water to hydrate skin, if able to penetrate to the dermis may stimulate fibroblasts to make new collagen. iS Clinical Youth Eye Complex.
C Vitamin – antioxidant, stimulates collagen synthesis, anti-inflammatory, reduces fine lines and wrinkles, brightens discolored skin. Skinceuticals, Revision (ultra-stable form THD Ascorbate – Tetrahexyldecyl Ascorbate.) Dermalogica, Glytone, iS Clinical, Obagi.
Centelline (Centella Asiatica) – smooths and minimizes the appearance of scars. SkinMedica Scar Recovery Gel, iS Clinical.
Ceramides – strengthen and repair the skin’s barrier, improves hydration of the skin. In Nectifirm by Revision. TNS Ceramides by SkinMedica.
Chamomile Flower Extract (Chamomilla Recutita) – antioxidant, anti-irritant, anti-viral, photo-protective. iS Clinical, SkinMD Natural Shielding Lotion.
Chronoline – (Caprooyl Tetrapeptide-3) – a peptide that activates skin repair and reduces appearance of wrinkles. Glytone.
Chrysin Hydroxysuccinimide – from the blue passion flower. Solubilizes iron deposits under the skin, and helps eliminate pigmented bilirubin. In Teamine Concealer by Revision.
Creatine – an amino acid metabolite, helps maintain cell energy. Neocutis.
Crithium Maritimum Extract – activates retinoid – vitamin A – receptors but without the inflammation of a regular retinoid.
Coconut oil – emollient/moisturizer, antibacterial, antifungal.
Copper PCA – astringent, hydrating, inhibits melanin synthesis, anti-microbial, and antioxidant. Promotes growth of collagen and elastin, reduces fine wrinkles, prevents hyperpigmentation. Revision.
Copper Peptides – Promotes new vascularization, formation of new collagen, elastin, and glycosaminoglycans in skin to tissue repair and rejuvenation. In Neova.
Copper Tripeptide HGF Growth Factor – antioxidant, anti-inflammatory, for wound healing and promotion of healthy collagen formation. iS Clinical.
Cotton Seed oil (Gossypium Herbaceum) – anti-viral, and anti-tumor.
Cucumber – anti-inflammatory, soothes and calms redness, burning, itch, and irritation in the skin, and brightens skin tone. In SkinCeuticals, Revision, Immuderm.
Cucumis Melo (Melon) Fruit Extract – Cantalope, contains the precursors for vitamin A, B, and C synthesis, and photoprotective.