Leucine

Also known as: leucine

LEU

1/10

Concern level

Low concern

Leucine is an essential amino acid that plays a vital role in protein synthesis and skin repair. It is known for its moisturizing and healing properties.

Pore-clogging

Non-comedogenic

Pregnancy

Safe

EWG Score

1/10

Regulatory

No data

Benefits

Healing

Chemical Properties

Molecular Weight

131.17 g/mol

pH Range

6.00 - 7.00

Typical Concentration

0.10% - 5.00%

CAS Number: 657-27-2

Skin Type Compatibility

dry skin8/10

oily skin6/10

sensitive skin5/10

acne prone4/10

mature skin7/10

normal skin7/10

Risks & Warnings

Generally safe; no significant risks reported.

Vegan Cruelty-Free

Found In Products

Summer Fridays

Cloud Dew Gel Cream Moisturizer

AESTURA

ATOBARRIER365 Milky Hydro Essence with Hydrating Ceramides for Skin Moisture Barrier Repair

Dr. Jart+

Pore Remedy™ 5% Multi-Acid Radiance Peel Exfoliator

Rejuran

Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief

Arencia