Professional-C Serum 10%
Serum

Professional-C Serum 10%

Obagi Medical
5Ingredients
0EU Banned
0Caution
0.0/5Comedogenic
Pregnancy SafeNo flagged ingredients
0.0/5Comedogenic
Pregnancy SafeNo flagged ingredients
Allergen-freeNo fragrance allergens
80% Natural20% synthetic

Ingredient Chemistry

pH

pH Efficacy

pH Efficacy

pH 4.0 — Effective
4.0
0Neutral 714
pH estimated from category & ingredients: 4.0
Active ingredients: L-Ascorbic Acid
L-Ascorbic Acid at pH 4: acceptable but not ideal (2.5–3.5 is best)
Detected actives & ideal pH
L-Ascorbic AcidpH 2.5–3.5

Microbiome

Composition & Ethics

Product Details

Attributes

Ethics
VeganLikely
No animal-derived ingredients detected
Cruelty-FreeUnknown
No brand statement — contact manufacturer
Safety
Fragrance-FreeContains fragrance
Contains fragrance/parfum
Key Actives
Contains Vitamin CConfirmed
Contains vitamin C derivative
Vitamin C SerumConfirmed
Minimalist Formula5 ingredients
Confirmed Inferred Unknown Not compliant

Composition

80% natural20% synthetic
4 natural 1 synthetic

Based on 5 ingredients analyzed. 80% natural and 20% synthetic.

Active ingredients1 active
FragranceContains added fragrance

Functions Overview (5)

solvent2:Water, Propylene Carbonate
group of stereoisomers1:Propylene Glycol
viscosity controlling1:Propylene Carbonate

Texture & Feel

Texture & Feel

Expected texture
Lightweight, watery liquid that spreads easily
SpreadabilityEasy
AbsorptionFast
Tackiness / ResidueVery low
Finish:Luminous / radiant — subtle light-reflecting glow

Standard cosmetic feel — no unusual sensory characteristics detected.