Lactitol
AKA “585-86-4, 4-O-beta-D-Galactopyranosyl-D-glucitol, Importal, D-lactitol, lactositol, Lactosit, Miruhen, lactitolum, lactobiosit”
Humectant
Ingredient Facts
Lactitol
AKA: 585-86-4, 4-O-beta-D-Galactopyranosyl-D-glucitol, Importal, D-lactitol, Lactositol, Lactosit, Miruhen, Lactitolum, Lactobiosit
Humectant · Humectant · EWG: 1
Synthetic
Humectant
Skin Conditioner
Clean
4-O-.beta.-D-Galactopyranosyl-D-glucitol
Effective at 3.96%
Solubility Very soluble in water
Formula
C12H24O11
Mol. Weight
344.31
CAS #
585-86-4
Form
Liquid
State
Crystalline powder or colourless solution. Crystalline products occur in anhydrous, monohydrate and dihydrate forms. Nickel is used as a catalyst.
See origin →
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks In Moisture
Traditional Use
Lactitol is a sugar alcohol developed in the 20th century as a sugar substitute. Used in cosmetics as a humectant and texturizing agent, valued for its moisture-binding properties.
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
0.15%
7.77%
0%11%
Effective Range
CIR reported use: 0.19-7.77 | 0.15-0.2
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR