kit Serious Serum
kit Kit: Serious Serum lists 17 ingredients on its label, 17 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.
- Water
- Glycerin
- Glycolic Acid
- Sodium Hydroxide
- Lactic Acid
- Hydroxyethylcellulose
- Salix Nigra Bark Extract
- Cocos Nucifera Fruit Extract
- Salvia Hispanica Seed Extract
- Narcissus Tazetta Bulb Extract
- Aloe Barbadensis Leaf Extract
- Camellia Sinensis Leaf Extract
- Chamomilla Recutita Flower Extract
- Mentha Piperita Oil
- Polysorbate 20
- Phenoxyethanol
- Ethylhexylglycerin
Highlights
Free of alcoholFree of parabensFree of siliconesFree of sulfatesFree of mineral oilFree of formaldehyde releasersContains fragranceContains essential oilsContains EU-26 allergensContains PEG
Key ingredients
- ANTIPLAQUE
- Water
- DENATURANT
- Glycerin
- BUFFERING
- Glycolic AcidSodium HydroxideLactic Acid
- BINDING
- Hydroxyethylcellulose
- SKIN PROTECTING
- Salix Nigra Bark Extract
- SKIN CONDITIONING - EMOLLIENT
- Cocos Nucifera Fruit Extract
Other ingredients
Salvia Hispanica Seed ExtractNarcissus Tazetta Bulb ExtractAloe Barbadensis Leaf ExtractCamellia Sinensis Leaf ExtractChamomilla Recutita Flower ExtractMentha Piperita OilPolysorbate 20PhenoxyethanolEthylhexylglycerin
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Water | ANTIPLAQUE, SKIN CONDITIONING, SOLVENT | 0 · 0 | Green |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Glycolic Acid | BUFFERING | 2 · 0 | Green |
| Sodium Hydroxide | BUFFERING, DENATURANT · 限制 III/15a | 3 · – | Green |
| Lactic Acid | BUFFERING, HUMECTANT, SKIN CONDITIONING | 1 · 0 | Green |
| Hydroxyethylcellulose | BINDING, EMULSION STABILISING, FILM FORMING, LIGHT STABILIZER, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Salix Nigra Bark Extract | SKIN PROTECTING | 1 · 0 | Green |
| Cocos Nucifera Fruit Extract | SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, SKIN CONDITIONING | 1 · 2 | Green |
| Salvia Hispanica Seed Extract | SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING | 0 · 0 | Green |
| Narcissus Tazetta Bulb Extract | ASTRINGENT, HAIR CONDITIONING, SKIN CONDITIONING | — | Green |
| Aloe Barbadensis Leaf Extract | SKIN CONDITIONING - EMOLLIENT, HUMECTANT, ORAL CARE, SKIN CONDITIONING | 0 · 0 | Green |
| Camellia Sinensis Leaf Extract | ANTIMICROBIAL, ANTIOXIDANT, ASTRINGENT, SKIN CONDITIONING - EMOLLIENT, HUMECTANT, FRAGRANCE, ORAL CARE, SKIN CONDITIONING, SKIN PROTECTING, TONIC, UV ABSORBER | 1 · 0 | Green |
| Chamomilla Recutita Flower Extract | FRAGRANCE, SKIN CONDITIONING | 0 · – | Green |
| Mentha Piperita Oil | FRAGRANCE, REFRESHING, TONIC, PERFUMING · 限制 III/361 | 5 · 0 | Yellow |
| Polysorbate 20 | SURFACTANT - EMULSIFYING, SURFACTANT - CLEANSING | 0 · 0 | Green |
| Phenoxyethanol | ANTIMICROBIAL, PRESERVATIVE · 限制 V/29 | 1 · 0 | Yellow |
| Ethylhexylglycerin | DEODORANT, SKIN CONDITIONING | 0 · 0 | Green |
Ingredients explained
- Water
- Primary solvent and base; requires preservative system to prevent microbial growth
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
- Glycolic Acid
- Glycolic acid for exfoliation; requires buffering at concentrations >10%, avoid combination with other acids.
- Sodium Hydroxide
- Strong base neutralizer for pH adjustment; handle with extreme care
- Lactic Acid
- AHA pH adjuster at 0.5-5%; exfoliation/humectancy, mild at low conc., irritating at high, avoid conflict with alkaline preservatives.
- Hydroxyethylcellulose
- Water-soluble cellulose ether for thickening and suspension stabilization; sensitive to ions, electrolytes reduce viscosity, use at pH 7-8.
- Salix Nigra Bark Extract
- Black willow bark extract with natural salicylic acid precursors; for soothing and exfoliation, test on sensitive skin at low levels.
- Cocos Nucifera Fruit Extract
- Coconut fruit extract at 0.1–5%; moisturizing, caution for oily skin at high levels
- Salvia Hispanica Seed Extract
- Plant extract with mucilage and saponins; acts as skin emollient and conditioning agent.
- Narcissus Tazetta Bulb Extract
- Astringent and conditioning for skin/hair; botanical extract, potential allergenic proteins, patch test for sensitive skin.
- Aloe Barbadensis Leaf Extract
- Aloe vera leaf extract for soothing and humectant; monitor polysaccharide level and endotoxins
- Camellia Sinensis Leaf Extract
- Green tea extract for antioxidant/astringent; contains caffeine, possible irritation in sensitive skin.
- Chamomilla Recutita Flower Extract
- Plant extract, soothing properties; contains natural allergens, high levels may irritate.
- Mentha Piperita Oil
- Peppermint essential oil, strong cooling; highly irritating and sensitizing at high levels; dilute, avoid in sensitive skin.
- Polysorbate 20
- Non-ionic emulsifier and cleansing surfactant; contains PEG, control microbial load.
- 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 2026-09-19. Ratings are our internal reading, not a regulatory conclusion. · Product page
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