klued Vit C 15% Serum
klued Klued Vit C 15% Serum lists 14 ingredients on its label, 13 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.
Highlights
Free of alcoholFree of fragranceFree of parabensFree of siliconesFree of sulfatesFree of mineral oilFree of essential oilsFree of formaldehyde releasers
Formulation view A potent L-ascorbic acid serum paired with tocopherol and ferulic acid for synergy. Polyglutamic acid ensures long-lasting hydration; allantoin soothes. Hydroxyethylcellulose thickens the water-soluble base. Ideal for resilient skin seeking radiance. Formulator note: instability of Vitamin C mandates opaque packaging and rigorous pH control.
Key ingredients
- SOLVENT
- Aqua
- 抗氧化剂
- L Ascorbic Acid
- HUMECTANT
- Butylene Glycol
- DENATURANT
- Glycerin
- SKIN CONDITIONING
- Polyglutamic AcidAllantoin
- ANTIOXIDANT
- Tocopherol
- BUFFERING
- Citric Acid
Other ingredients
HydroxyethylcelluloseCetyl EthylhexanoateCastor OilFerulic AcidPhenoxyethanolEthylhexylglycerin
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Aqua | SOLVENT | 0 · 0 | Green |
| L Ascorbic Acid | 抗氧化剂, 美白剂, 皮肤调理剂 | 1 · 0 | Green |
| Butylene Glycol | HUMECTANT, FRAGRANCE, SKIN CONDITIONING, SOLVENT, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Polyglutamic Acid | SKIN CONDITIONING | 0 · 0 | Green |
| Allantoin | SKIN CONDITIONING, SKIN PROTECTING, SOOTHING | 0 · 0 | Green |
| Tocopherol | ANTIOXIDANT, FRAGRANCE, SKIN CONDITIONING - MISCELLANEOUS, SKIN CONDITIONING - OCCLUSIVE | 0 · 0 | Green |
| Citric Acid | BUFFERING, CHELATING, FRAGRANCE | 1 · 0 | Green |
| Hydroxyethylcellulose | BINDING, EMULSION STABILISING, FILM FORMING, LIGHT STABILIZER, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Cetyl Ethylhexanoate | SKIN CONDITIONING - EMOLLIENT | 0 · 0 | Green |
| Castor Oil | Not decoded yet | — | — |
| Ferulic Acid | ANTIMICROBIAL, ANTIOXIDANT | 0 · – | Green |
| Phenoxyethanol | ANTIMICROBIAL, PRESERVATIVE · 限制 V/29 | 1 · 0 | Yellow |
| Ethylhexylglycerin | DEODORANT, SKIN CONDITIONING | 0 · 0 | Green |
Ingredients explained
- Aqua
- Solvent, main base; microbial control is critical
- L Ascorbic Acid
- L-Ascorbic Acid (Vitamin C); potent antioxidant/whitener. Unstable; requires airtight, dark, cold storage. Can be irritating.
- Butylene Glycol
- Polyol humectant and solvent at 1–5%; aids solubilization, light feel
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
- Polyglutamic Acid
- Natural-derived polypeptide for hydration and skin conditioning; often used for long-lasting moisture
- Allantoin
- Skin soother at 0.5-2%; promotes cell regeneration
- Tocopherol
- Natural antioxidant (vitamin E) at 0.1–1%; prone to oxidation, store protected from light
- Citric Acid
- Buffer and chelator at 0.1–2%; adjusts pH, may irritate sensitive skin at low pH
- Hydroxyethylcellulose
- Water-soluble cellulose ether for thickening and suspension stabilization; sensitive to ions, electrolytes reduce viscosity, use at pH 7-8.
- Cetyl Ethylhexanoate
- Synthetic oil providing slip; large molecule, low penetration, non-comedogenic, suitable for dry or rough skin.
- Castor Oil
- Not decoded yet
- Ferulic Acid
- Antioxidant, often combined with vitamin C and E; 0.5-2%, photolabile
- Phenoxyethanol
- Broad-spectrum preservative at ≤1%; may irritate sensitive eye areas, often paired with ethylhexylglycerin
- Ethylhexylglycerin
- Mild conditioner and preservative booster at 0.5–1%; reduces preservative load, smooth feel
Source: full ingredient list published on the product label, collected 2026-09-21. Ratings are our internal reading, not a regulatory conclusion. · Product page
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