Intense Serum
Serum
Updated 11 Dec 2025

Intense Serum

Cosmia
31Ingredients
0EU Banned
0Caution
0.8/5Comedogenic
Pregnancy SafeNo flagged ingredients
0.8/5Comedogenic
Pregnancy SafeNo flagged ingredients
Allergen-freeNo fragrance allergens
77% Natural23% synthetic

Ingredient Chemistry

pH

pH Efficacy

pH Efficacy

pH 5.3 — Ineffective
5.3
0Neutral 714
pH estimated from category & ingredients: 5.3
Active ingredients: L-Ascorbic Acid, Ascorbyl Glucoside
L-Ascorbic Acid at pH 5.3: likely ineffective — above 4
Ascorbyl Glucoside at pH 5.3: optimal range (5–7)
L-Ascorbic Acid is at pH 5.3, which is too high for optimal efficacy (2.5–3.5).
Detected actives & ideal pH
L-Ascorbic AcidpH 2.5–3.5
Ascorbyl GlucosidepH 5–7

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
Confirmed Inferred Unknown Not compliant

Composition

77% natural23% synthetic
24 natural 7 synthetic

Based on 31 ingredients analyzed. 77% natural and 23% synthetic.

Active ingredients3 actives
Preservatives1 preservative
FragranceContains added fragrance

Functions Overview (15)

Texture & Feel

Texture & Feel

Expected texture
Viscous, serum-like — slightly "thick water" feel
SpreadabilityVery easy
AbsorptionFast
Tackiness / ResidueLight
Finish:Luminous / radiant — subtle light-reflecting glow

Slight initial tackiness that fades into a hydrated dewy finish.