Defence Boost Antioxidant Concentrate
Serum

Defence Boost Antioxidant Concentrate

Bionike
16Ingredients
0EU Banned
0Caution
0.2/5Comedogenic
Pregnancy SafeNo flagged ingredients
0.2/5Comedogenic
Pregnancy SafeNo flagged ingredients
Allergen-freeNo fragrance allergens
56% Natural44% synthetic

Ingredient Chemistry

pH

pH Efficacy

pH Efficacy

pH 5.2 — Ineffective
5.2
0Neutral 714
pH estimated from category & ingredients: 5.2
Active ingredients: L-Ascorbic Acid, Ascorbyl Glucoside
L-Ascorbic Acid at pH 5.2: likely ineffective — above 4
Ascorbyl Glucoside at pH 5.2: optimal range (5–7)
L-Ascorbic Acid is at pH 5.2, 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-FreeLikely
No fragrance ingredients detected
Key Actives
Contains Vitamin CConfirmed
Contains vitamin C derivative
Vitamin C SerumConfirmed
Confirmed Inferred Unknown Not compliant

Composition

56% natural44% synthetic
9 natural 7 synthetic

Based on 16 ingredients analyzed. 56% natural and 44% synthetic.

Active ingredients1 active

Functions Overview (15)

skin conditioning8:Pentylene Glycol, 3-O-Ethyl Ascorbic Acid, Hexylene Glycol, Sarcosine, Lactobacillus Ferment, Polyglyceryl-10 Oleate, Honokiol, Arginine
solvent3:Aqua, Pentylene Glycol, Hexylene Glycol
antioxidant2:Honokiol, Magnolol

Texture & Feel

Texture & Feel

Expected texture
Viscous, serum-like — slightly "thick water" feel
SpreadabilityEasy
AbsorptionFast
Tackiness / ResidueVery low
Finish:Natural dewy — hydrated, healthy-looking finish

Slight initial tackiness that fades into a hydrated dewy finish.