Ingredient Dictionary

Browse our entire database of scientifically-backed cosmetic ingredients. Uncover the chemistry behind your favorite skincare products.

Hydrator / Humectant

Rhamnose

The anti-aging sugar that thickens the epidermis.
Antioxidant

Rhodiola Rosea Root Extract

The extreme-cold adaptogen.
Antioxidant

Rhodochrosite Extract

The pink stone of cellular energy.
Active Ingredients

Rhododendron Ferrugineum Extract

The viral-fighting, high-altitude rose.
Occlusive

Rhus Succedanea Fruit Wax

The soft, sticky, vegan barrier wax.
Occlusive

Rhus Verniciflua Peel Wax

The low-melting point, velvety barrier wax.
Emollient

Ribes Nigrum Seed Oil

The skin-soothing, GLA-rich berry oil.
Antioxidant

Riboflavin

The yellow cellular-respiration vitamin.
Active Ingredients

Ribose

The oxygenating cellular sugar.
Antioxidant

Rice Bran Water

The traditional Asian secret for a bright, even complexion.
Occlusive

Ricinus Communis Seed Oil

The thick, glossy, ricinoleic-rich oil.
Emollient

Rosa Canina (Rosehip) Fruit Oil

Natural botanical lipid rich in trans-retinoic acid that boosts cellular turnover and smooths scar lines.