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Ingredient Facts
Sd alcohol 3-a
AKA: Alcohol Denat, Denatured Alcohol
Ingredient · Astringent · EWG: 5
Synthetic
Solvent
Astringent
Not Clean
Alcohol Denat.
CAS #
8048-19-9
Form
Liquid
State
Liquid
See origin →
Functions
Astringent
Tightens and contracts skin tissue, temporarily shrinking pores and reducing oiliness. That "clean, tight" feeling after toner.
Solvent
Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.
Viscosity Controlling
Controls excess oil
Minimizes pores
Traditional Use
A specially denatured alcohol formulation established under early 20th-century U.S. regulatory systems. Created as a solvent and antimicrobial agent for cosmetics while circumventing beverage taxation.