Beta-Alanine (Beta-Alanine) - conditioning, humectant, ph adjuster

INCI Name

Beta-Alanine

Functions

3 Roles

Sustainability

7/10

What It Does

Beta-Alanine is a naturally occurring non-essential beta-amino acid — uniquely distinct from the more common alpha-amino acids — in which the amino group is positioned on the beta carbon rather than the alpha carbon. In cosmetic formulations, it is valued for its skin-conditioning and moisturizing properties, helping to support the skin's natural amino acid pool and contributing to the Natural Moisturizing Factor (NMF). Formulators choose it for its excellent water solubility, mild buffering capacity in near-physiological pH ranges, and its association with carnosine synthesis, which may confer antioxidant and anti-glycation benefits in skin care applications.

Improves slip and manageability

Reduces static and frizz

Adds shine and smoothness

Protects from mechanical damage

Technical Properties

pH Range

5.5-7.5

Optimal working range

Ionic Charge

zwitterionic

Molecular charge type

Viscosity Effect

neutral

Impact on formula thickness

Foaming Ability

none

Lather generation

Ingredient Compatibility

Works Well With

amino acidshumectantswater-soluble activespeptidesnonionic surfactantspolyols

Avoid Combining

strong oxidizing agentsstrong acids at high concentrationsstrong alkalis at high concentrations

Compatibility analysis powered by OpenMix — open-source formulation science

Sustainability Profile

Sustainability Score

7/10

Biodegradability

readily biodegradable

Source

synthetic

Feedstock

Beta-alanine is commercially produced via synthetic routes, most commonly through the reaction of acrylonitrile with ammonia, though it can also be derived via fermentation or as a byproduct of natural amino acid metabolism.