Butylated Hydroxytoluene (BHT)

INCI Name:
Butylated Hydroxytoluene

Description:
A derivative of phenol, BHT is a white crystalline powder known for its strong antioxidant activity. It is widely used to prevent oxidation in foods, cosmetics, and industrial products. It helps protect formulations from degradation, rancidity, and loss of efficacy.

Solubility:
Soluble in: Oil, ethanol. Insoluble in: Water.

Usage Rate:
Cosmetics & personal care: Up to 0.5%

Recommended pH Range:
pH 3–8 (BHT remains stable across a wide pH range)

Applications:

• Used in packaged foods as an antioxidant additive
• Added to plastics and rubber used for food storage
• Common in skincare and cosmetic formulations
• Used in eyeliners, lipsticks, blushes, foundations, cleansers & fragrances
• Added to oils to prevent rancidity
• Used in industrial formulations for stabilization

Function:

• Prevents oxidation and slows product deterioration
• Extends shelf life of formulations
• Protects oils and lipids from going rancid
• Stabilizes formulations by reducing degradation
• Shields cells from oxidative damage

Storage:
Store in a cool, dry place & Keep container tightly closed
Avoid exposure to excess heat and direct light