Safflower Seed Oil (Carthamus Tinctorius) – rich in ceramics, moisturizes, and supplies skin with essential fatty acid linoleic acid. Anti-inflammatory, dirt and oil removing for acne treatment. iS Clinical, Jurlique Purely Age Defying Firming Face Oil.
Sage Extract – anti-inflammatory, anti-bacterial, healing, softening, antioxidant-rich. Skinceuticals.
Salicylic Acid – exfoliates/sheds dead epidermal skin cells, improving acne, skin discolorations and texture. Obagi Blue Peel, SilkPeel (Clarifying), Glytone.
Salix Alba (see Willow Bark Extract)
Sea Buckthorn – contains omegas 3,6,7,9, rich in vitamin C and carotenoids. Fresh Seaberry Moisturizing face oil.
Shea Butter – soothing, moisturizing, healing, may stimulate collagen, contains the natural antioxidant cinnamic acid. Skinceuticals, Glytone.
Shitake mushroom ( see Lentinus )
Squalene – natural oil from olives, moisturizes. Revision Vitamin C Lotion.
Sucralfate – for skin healing, used for burns, cuts, post-procedure. Avene Cicalfate Restorative Skin Cream.
Sunflower Oil (Helianthus Annuus) – smoothing, non-comedogenic (won’t clog pores), contains linoleic acid which prevents skin dryness. Skinceuticals.
Soy Extract/Peptides (isoflavones) – antioxidant effects, promotes new collagen and hyaluronic acid formation, inhibits melanin (pigment) formation, anti-inflammatory, emollient, so helpful for skin brightening. Skinceuticals, Teamine Eye Complex by Revision.