segle Flash Serum
segle Segle Flash Serum lists 29 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
- Butyrospermum Parkii Butter
- Aloe Barbadensis Leaf Juice
- Caprylic/Capric Triglyceride
- Steareth-2
- Glycerin
- Steareth-21
- Prunus Amygdalus Dulcis Oil
- Cetearyl Isononanoate
- Squalene
- Caffeine
- Allantoin
- Arnica Montana Extract
- Ruscus Aculeatus Root Extract
- Acetyl Tetrapeptide-5
- Acetyl Hexapeptide-8
- Pentapeptide-18
- Menthyl Lactate
- Dimethicone
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- Cetyl Alcohol
- Xanthan Gum
- BHT
- EDTA
- Parfum
- Ethylhexylglycerin
- Phenoxyethanol
- Potassium Sorbate
- Sodium Benzoate
Highlights
Free of alcoholFree of parabensFree of sulfatesFree of mineral oilFree of essential oilsFree of formaldehyde releasersContains animal-derivedContains siliconesContains EU-26 allergensContains fragrance
Key ingredients
- SOLVENT
- Aqua
- SKIN CONDITIONING
- Butyrospermum Parkii ButterAloe Barbadensis Leaf JuicePrunus Amygdalus Dulcis Oil
- FRAGRANCE
- Caprylic/Capric Triglyceride
- DENATURANT
- Glycerin
- SKIN CONDITIONING - EMOLLIENT
- Cetearyl IsononanoateSqualene
Other ingredients
Steareth-2Steareth-21CaffeineAllantoinArnica Montana ExtractRuscus Aculeatus Root ExtractAcetyl Tetrapeptide-5Acetyl Hexapeptide-8Pentapeptide-18Menthyl LactateDimethiconeAcrylates/C10-30 Alkyl Acrylate CrosspolymerCetyl AlcoholXanthan GumBHTEDTAParfumEthylhexylglycerinPhenoxyethanolPotassium SorbateSodium Benzoate
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Aqua | SOLVENT | 0 · 0 | Green |
| Butyrospermum Parkii Butter | SKIN CONDITIONING, VISCOSITY CONTROLLING | 0 · 1 | Green |
| Aloe Barbadensis Leaf Juice | SKIN CONDITIONING | 0 · 0 | Green |
| Caprylic/Capric Triglyceride | FRAGRANCE, SOLVENT, PERFUMING, SKIN CONDITIONING - OCCLUSIVE | 0 · 0 | Green |
| Steareth-2 | Not decoded yet | — | — |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Steareth-21 | Not decoded yet | — | — |
| Prunus Amygdalus Dulcis Oil | SKIN CONDITIONING | — | Green |
| Cetearyl Isononanoate | SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, SKIN CONDITIONING | 0 · 0 | Green |
| Squalene | SKIN CONDITIONING - EMOLLIENT, HAIR CONDITIONING, SOLVENT · 限制 Please consider whether entry 419 of Annex II to the Cosmetics Regulation 1223/2009 is applicable. According to entry 419, category 1 material and Category 2 material as defined in Articles 4 and 5 respectively of Regulation (EC) No 1774/2002, and ingredients derived therefrom are prohibited in cosmetics products. Regulation (EC) No 1774/2002 has been repealed and replaced by Regulation No. 1069/2009. For Category 1 and 2 materials in Regulation No. 1069/2009, please see Article 8 and 9, respectively. | 0 · 0 | Green |
| Caffeine | SKIN CONDITIONING, PERFUMING, FRAGRANCE | 0 · – | Green |
| Allantoin | SKIN CONDITIONING, SKIN PROTECTING, SOOTHING | 0 · 0 | Green |
| Arnica Montana Extract | SKIN CONDITIONING | 1 · – | Green |
| Ruscus Aculeatus Root Extract | ASTRINGENT, REFRESHING, SKIN CONDITIONING, SOOTHING, LIGHT STABILIZER, TONIC | 0 · – | Green |
| Acetyl Tetrapeptide-5 | HUMECTANT | 0 · – | Green |
| Acetyl Hexapeptide-8 | HUMECTANT, SKIN CONDITIONING | 0 · 0 | Green |
| Pentapeptide-18 | SKIN CONDITIONING | — | Green |
| Menthyl Lactate | FRAGRANCE, REFRESHING | 1 · 0 | Green |
| Dimethicone | ANTIFOAMING, SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING, SKIN PROTECTING | 0 · 0 | Green |
| Acrylates/C10-30 Alkyl Acrylate Crosspolymer | EMULSION STABILISING, FILM FORMING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Cetyl Alcohol | SKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING, EMULSION STABILISING, SURFACTANT - FOAM BOOSTING, FRAGRANCE, OPACIFYING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 1 · 1 | Green |
| Xanthan Gum | BINDING, SURFACTANT - EMULSIFYING, EMULSION STABILISING, GEL FORMING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| BHT | ANTIOXIDANT, FRAGRANCE · 限制 III / 325 | 0 · 0 | Yellow |
| EDTA | CHELATING | 0 · 0 | Green |
| Parfum | FRAGRANCE, PERFUMING | 2 · 0 | Yellow |
| Ethylhexylglycerin | DEODORANT, SKIN CONDITIONING | 0 · 0 | Green |
| Phenoxyethanol | ANTIMICROBIAL, PRESERVATIVE · 限制 V/29 | 1 · 0 | Yellow |
| Potassium Sorbate | FRAGRANCE, PRESERVATIVE · 限制 V/4 | 0 · – | Yellow |
| Sodium Benzoate | ANTICORROSIVE, FRAGRANCE, PRESERVATIVE · 限制 V/1 | 0 · – | Yellow |
Ingredients explained
- Aqua
- Solvent, main base; microbial control is critical
- Butyrospermum Parkii Butter
- Shea butter for occlusive moisturizing; high melt point, rich texture, caution for oily skin.
- Aloe Barbadensis Leaf Juice
- Natural humectant and soother with high water activity; requires preservative system, generally well-tolerated
- Caprylic/Capric Triglyceride
- Light occlusive and solvent at 1–10%; non-greasy feel, suitable for oily and combination skin
- Steareth-2
- Not decoded yet
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
- Steareth-21
- Not decoded yet
- Prunus Amygdalus Dulcis Oil
- Sweet almond oil, light emollient; suitable for sensitive skin, caution for nut allergies.
- Cetearyl Isononanoate
- Blended ester emollient offering extensibility and lightness; non-comedogenic, good for oily to combo skin
- Squalene
- Squalene, lightweight emollient, easily absorbed; animal sources restricted, plant sources preferred
- Caffeine
- Active ingredient, 0.1–2%; promotes circulation, irritation risk at high concentration.
- Allantoin
- Skin soother at 0.5-2%; promotes cell regeneration
- Arnica Montana Extract
- Arnica extract for soothing and skin conditioning; may sensitize, avoid for sensitive or compromised skin
- Ruscus Aculeatus Root Extract
- Plant extract with polysaccharides and flavonoids; for firming and anti-irritation, < 1%.
- Acetyl Tetrapeptide-5
- Acetyl tetrapeptide-5, a moisturizing peptide that enhances skin hydration via hydrolysis, typically mild, used to improve dryness
- Acetyl Hexapeptide-8
- Acetyl hexapeptide-8; signal peptide, low concentration, used for firming and hydration, low irritancy.
- Pentapeptide-18
- Peptide for skincare; added at low levels, check supplier data for stability.
- Menthyl Lactate
- Menthyl lactate, cooling and fragrance agent, provides mild menthol sensation for refreshing
- Dimethicone
- Silicone occlusive at 1–5%; provides smooth feel, non-penetrating, suitable for sensitive skin
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- Crosspolymer for thickening/film; needs neutralization to pH 7-8 to hydrate, check ion strength.
- Cetyl Alcohol
- Cetyl alcohol for emulsification/thickening; high concentration >10% may irritate.
- Xanthan Gum
- Natural thickener at 0.1–1%; provides gel texture, pH-stable, requires full hydration
- BHT
- Lipophilic antioxidant at 0.01-0.05%; ineffective with acidic systems, label-sensitive, check regulatory limits as preservative alternative.
- EDTA
- Chelating agent for stability; use metal salts, keep concentration low (<0.1%) to maintain pH.
- Parfum
- Fragrance for scent; may contain allergens, caution for sensitive skin, full labeling required.
- Ethylhexylglycerin
- Mild conditioner and preservative booster at 0.5–1%; reduces preservative load, smooth feel
- Phenoxyethanol
- Broad-spectrum preservative at ≤1%; may irritate sensitive eye areas, often paired with ethylhexylglycerin
- Potassium Sorbate
- Preservative effective below pH 6; combinable with sodium benzoate
- Sodium Benzoate
- Preservative booster, effective below pH 4.5; combinable with sorbates
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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