Tryptophan
363 products contain this ingredient · 140 brands
Shampoos
24
Conditioners & Masks
17
Leave-in Care
16
Hair Growth & Loss Prevention
7
Scalp Scrubs
6
Styling
4
Serums & Essences
56
Moisturizers
52
Eye Care
30
Masks
15
Toning
11
Lip Balms & Scrubs
3
Cleansing
2
Exfoliants & Peels
2
Face Sunscreen
2
Body Moisturizers
2
Anti-cellulite & Stretch Marks
2
Body Oils
1
Base & Foundation
7
Brows
3
Lips
1
