Glutaric Acid
AKA “Pentanedioic acid, 5-Pentanedioic acid, glutarate, 3-Propanedicarboxylic acid, Pentandioic acid, n-Pyrotartaric acid”
Synthetic
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Ingredient Facts
Glutaric acid
AKA: Pentanedioic acid, 5-Pentanedioic acid, Glutarate, 3-Propanedicarboxylic acid, Pentandioic acid, N-Pyrotartaric acid
Synthetic · Buffering | pH Adjusting · EWG: 4
Synthetic
Synthetic
Clean
Helps maintain the product's ideal pH balance, keeping the formula stable and effective on skin.
Solubility greater than or equal to 100 mg/mL at 70 °F (NTP, 1992)
Formula
C5H8O4
Mol. Weight
132.11
CAS #
110-94-1
Form
Liquid
State
Glutaric acid appears as colorless crystals or white solid. (NTP, 1992)
Synthetic
Synthetic
Function
Buffering | pH Adjusting
Benefits
Stabilizes pH
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Traditional Use
A synthetic organic acid developed for industrial purposes in the 20th century. It was later incorporated into cosmetics as a pH buffer and preservative booster with no traditional use history.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR