Resin: Substance formed from the secretions of plants.

Resorcinol: In mild solutions, used as an antiseptic and as a soothing preparation for itchy skin.

Retin-A: Derived from vitamin A, it is used in the treatment of acne.

Retinol: A vitamin A acid. The main ingredient in Retin-A and Renova. These products are used to treat fine wrinkles and acne.

Rosacea: A skin condition characterized by inflammed, red, oily, acne-prone areas.

Rose Hips: Extract of various species of wild roses, rich in vitamin C.

Rosemary: A general effect attributed to this herb is the promotion of wound healing. Has stimulating, rejuvenating and antiseptic properties.

Royal Gelly: Stimulates the renewal of healthier skin.