biolage Curl Defining Elixir
biolage Biolage Curl Defining Elixir lists 28 ingredients on its label, 27 decoded. See what each one does, its irritancy and comedogenic tendency, and its status in national inventories.
Ingredients overview
Label order. Colour is our internal rating: green routine, yellow restricted or worth a look, red prohibited or high-risk, grey not yet decoded.
Ingredients are listed in label order; the order reflects the label only, not exact concentrations.
- Aqua/Water/Eau
- Hydroxypropyl Guar
- VP/VA Copolymer
- Polyquaternium-4
- Phenoxyethanol
- Citric Acid
- Sodium Benzoate
- Potassium Sorbate
- PEG-40 Hydrogenated Castor Oil
- Parfum/Fragrance
- Ethylhexylglycerin
- Disodium EDTA
- Propylene Glycol
- Limonene
- PEG-12 Dimethicone
- Agave Tequilana Leaf Extract
- Hexyl Cinnamal
- Coumarin
- Linalool
- Butylphenyl Methylpropional
- Benzyl Alcohol
- Hydroxycitronellal
- Amyl Cinnamal
- Geraniol
- Alpha-Isomethyl Ionone
- Isoeugenol
- Lactic Acid
- Tocopherol
Highlights
Free of parabensFree of sulfatesFree of formaldehyde releasersContains mineral oilContains PEGContains EU-26 allergensContains fragranceContains essential oilsContains siliconesContains alcohol
Formulation view Aqueous base utilizing hydroxypropyl guar and VP/VA copolymer for a gel-cream hybrid structure. Polyquaternium-4 aids conditioning; preservation via sodium benzoate and potassium sorbate. Ideal for curl definition. Formulator note: The combination offers strong hold; pH control is critical for guar viscosity stability.
Key ingredients
- 溶剂
- Aqua/Water/Eau
- ANTISTATIC
- Hydroxypropyl Guar
- BINDING
- VP/VA Copolymer
- ANTIMICROBIAL
- Phenoxyethanol
- BUFFERING
- Citric Acid
- ANTICORROSIVE
- Sodium Benzoate
- FRAGRANCE
- Potassium Sorbate
- SURFACTANT - EMULSIFYING
- PEG-40 Hydrogenated Castor Oil
Other ingredients
Polyquaternium-4Parfum/FragranceEthylhexylglycerinDisodium EDTAPropylene GlycolLimonenePEG-12 DimethiconeAgave Tequilana Leaf ExtractHexyl CinnamalCoumarinLinaloolButylphenyl MethylpropionalBenzyl AlcoholHydroxycitronellalAmyl CinnamalGeraniolAlpha-Isomethyl IononeIsoeugenolLactic AcidTocopherol
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Aqua/Water/Eau | 溶剂 | 0 · 0 | Green |
| Hydroxypropyl Guar | ANTISTATIC, BINDING, EMULSION STABILISING, FILM FORMING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · – | Green |
| VP/VA Copolymer | BINDING, FILM FORMING, HAIR FIXING | 1 · 0 | Green |
| Polyquaternium-4 | Not decoded yet | — | — |
| Phenoxyethanol | ANTIMICROBIAL, PRESERVATIVE · 限制 V/29 | 1 · 0 | Yellow |
| Citric Acid | BUFFERING, CHELATING, FRAGRANCE | 1 · 0 | Green |
| Sodium Benzoate | ANTICORROSIVE, FRAGRANCE, PRESERVATIVE · 限制 V/1 | 0 · – | Yellow |
| Potassium Sorbate | FRAGRANCE, PRESERVATIVE · 限制 V/4 | 0 · – | Yellow |
| PEG-40 Hydrogenated Castor Oil | SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING | 1 · 2 | Green |
| Parfum/Fragrance | 香精 | 1 · – | Yellow |
| Ethylhexylglycerin | DEODORANT, SKIN CONDITIONING | 0 · 0 | Green |
| Disodium EDTA | CHELATING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Propylene Glycol | HUMECTANT, FRAGRANCE, SOLVENT, VISCOSITY CONTROLLING, SKIN CONDITIONING - HUMECTANT, SKIN CONDITIONING - MISCELLANEOUS | 1 · 0 | Green |
| Limonene | DEODORANT, SOLVENT, PERFUMING · 限制 III/88 III/167 III/168 | 1 · – | Yellow |
| PEG-12 Dimethicone | HAIR CONDITIONING, SKIN CONDITIONING | 0 · 1 | Green |
| Agave Tequilana Leaf Extract | ASTRINGENT | 0 · 0 | Green |
| Hexyl Cinnamal | PERFUMING · 限制 III/87 | 1 · 0 | Yellow |
| Coumarin | PERFUMING · 限制 III/77 | 1 · – | Yellow |
| Linalool | DEODORANT, PERFUMING · 限制 III/84 | 1 · 0 | Yellow |
| Butylphenyl Methylpropional | FRAGRANCE, PERFUMING · 限制 II/1666 | 0 · – | Green |
| Benzyl Alcohol | PRESERVATIVE, SOLVENT, VISCOSITY CONTROLLING, PERFUMING · 限制 III/45 and V/34 | 1 · 0 | Yellow |
| Hydroxycitronellal | 附录 III · 最高浓度 (b) 1,0 % · 限制 <empty>; as a constituent of other substances, or in mixtures, in concentrations equal to, or greater than 0.1% by weight; Shall not be placed on the market, or used, as substance or in mixtures in concentrations equal to ot greater than 0.1% by weight; Shall not be used as propellant in aerosols for any use. Aerosols dispenser containing the substance as propellant shall not be placed on the market | 2 · – | Yellow |
| Amyl Cinnamal | PERFUMING · 限制 III/67 | 1 · – | Yellow |
| Geraniol | TONIC, PERFUMING · 限制 III/78 | 1 · 0 | Yellow |
| Alpha-Isomethyl Ionone | SKIN CONDITIONING, PERFUMING · 限制 III/90 | 0 · 0 | Yellow |
| Isoeugenol | PERFUMING, FLAVOURING · 限制 III/73 | 2 · 0 | Yellow |
| Lactic Acid | BUFFERING, HUMECTANT, SKIN CONDITIONING | 1 · 0 | Green |
| Tocopherol | ANTIOXIDANT, FRAGRANCE, SKIN CONDITIONING - MISCELLANEOUS, SKIN CONDITIONING - OCCLUSIVE | 0 · 0 | Green |
Ingredients explained
- Aqua/Water/Eau
- Water as solvent/base; main ingredient, microbial control needed, paired with preservatives.
- Hydroxypropyl Guar
- Modified guar gum; multifunctional thickener/stabilizer, water-soluble, sensitive to electrolytes/pH.
- VP/VA Copolymer
- VA/VP copolymer film former; provides hair fixing; avoid direct contact with eyes or mucous membranes.
- Polyquaternium-4
- Not decoded yet
- Phenoxyethanol
- Broad-spectrum preservative at ≤1%; may irritate sensitive eye areas, often paired with ethylhexylglycerin
- Citric Acid
- Buffer and chelator at 0.1–2%; adjusts pH, may irritate sensitive skin at low pH
- Sodium Benzoate
- Preservative booster, effective below pH 4.5; combinable with sorbates
- Potassium Sorbate
- Preservative effective below pH 6; combinable with sodium benzoate
- PEG-40 Hydrogenated Castor Oil
- Solubilizer and emulsifier for oil-soluble ingredients; high concentrations may cause contact dermatitis in sensitive skin.
- Parfum/Fragrance
- Blended fragrance for odor; contains 26 restricted allergens, use caution in sensitive/child/eye products, verify compliance.
- Ethylhexylglycerin
- Mild conditioner and preservative booster at 0.5–1%; reduces preservative load, smooth feel
- Disodium EDTA
- Chelating agent at 0.05–0.5%; sequesters metal ions for stability, boosts preservative efficacy
- Propylene Glycol
- Polyol humectant at 3-10%; hygroscopic, slight tackiness, mild irritation at high conc., verify preservative efficacy, no allergen.
- Limonene
- Natural fragrance solvent, EU allergen; poor photostability
- PEG-12 Dimethicone
- Water-soluble silicone; provides slip and gloss, easily emulsified, common in hair and skin care.
- Agave Tequilana Leaf Extract
- Astringent and skin conditioning, 0.1–0.5%; contains polysaccharides, suitable for combination to oily skin
- Hexyl Cinnamal
- Common fragrance component (jasmine/vanilla note); listed EU allergen, requires labeling at >10ppm (leave-on).
- Coumarin
- Classic fragrance and photosensitizer, EU restriction III/77; high allergen risk, limit in facial products
- Linalool
- Natural fragrance component at ≤0.05%; one of EU 26 allergens, caution for sensitive skin
- Butylphenyl Methylpropional
- Synthetic fragrance with floral notes; EU regulations limit usage, strict monitoring required.
- Benzyl Alcohol
- Mild preservative/solvent at 0.5-1.0%; EU allergen (labeling required), irritation risk if concentrated, avoid in infant/highly sensitive skin.
- Hydroxycitronellal
- Hydroxycitronellal, sensitizing fragrance, EU limit <0.1%; avoid use as aerosol propellant.
- Amyl Cinnamal
- Fragrance ingredient restricted in the EU; usage limits apply to minimize allergic contact dermatitis risk.
- Geraniol
- Geraniol for fragrance; EU 26 allergen, labeling required above 0.001%.
- Alpha-Isomethyl Ionone
- Vanilla-like fragrance ingredient; one of EU 26 allergens, caution advised for sensitive skin.
- Isoeugenol
- Isoeugenol flavor/perfume, EU limit III/73; moderate allergen, total concentration <0.01%
- Lactic Acid
- AHA pH adjuster at 0.5-5%; exfoliation/humectancy, mild at low conc., irritating at high, avoid conflict with alkaline preservatives.
- Tocopherol
- Natural antioxidant (vitamin E) at 0.1–1%; prone to oxidation, store protected from light
Source: full ingredient list published on the product label, collected 2026-09-20. Ratings are our internal reading, not a regulatory conclusion. · Product page
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