2,4-Dimethyl-4,4a,5,9b-Tetrahydroindeno-1,3-Dioxin

Synthetic fragrances are lab-made scent compounds added to give products a pleasant smell. The specific ingredients are rarely disclosed on the label, and they're a leading cause of skin irritation, sensitization, and allergic reactions, particularly for sensitive skin.

Fragrances make products smell appealing but are a common cause of skin irritation and allergic reactions. This includes synthetic fragrances, natural fragrances, and essential oils. Fragrance-free products are the safest bet for sensitive skin.

This ingredient is also known as Magnolan.

What it does

Perfuming A substance that emits and diffuses a fragrant odor, especially a volatile liquid distilled from flowers or preparedsynthetically.

Prevalence

Less common Percentage of products that contain it

Position Predominant list placement

Bottom 50%

2,4-Dimethyl-4,4a,5,9b-Tetrahydroindeno-1,3-Dioxin

Explained

What it does

Prevalence

CosIng Data