From their website:
Bronze Biologic, utilizing beet and cane sugar extracts.
Purified Water: Water that has been filtered down to a specific micron (particle) size and 99% of all minerals, chemicals, chlorine, sediment, and elements has been removed.
Dihydroxyacetone: (DHA) is a FDA approved simple carbohydrate compound that is derived from plant sources such as beet sugar and causes a natural tanning of the skin when applied at the right concentration.
Saccharum Officinarum: The botanical name for cane sugar. When processed correctly at specific concentrations, this ingredient creates a natural, safe bronzing effect to the skin.
Sodium Benzoate (Benzoic Acid): A naturally occurring compound with antimicrobial properties, and is found naturally in cranberries, prunes, greengage plums, cinnamon, ripe cloves and apples.
Potassium Sorbate (Sorbic Acid): Derived from the oil of the unripened rowan berry (sorbapple or mountain ash berry) and is used to safely prevent bacteria and mold growth.