toun28 AHA + BHA + PHA Serum
toun28 Toun28 AHA + BHA + PHA Serum lists 18 ingredients on its label, 18 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 Water-based serum combining AHAs, BHA, and PHAs for synergistic exfoliation. Niacinamide and panthenol support hydration and repair, while hyaluronates boost water content. DMSO aids penetration. High acidity requires careful buffering; suitable for resilient skin for periodic use to improve texture and brightness, avoided by sensitive or pregnant individuals, with mandatory sunscreen use.
Key ingredients
- ANTIPLAQUE
- Water
- SKIN CONDITIONING
- Pentylene GlycolPolyglutamic Acid
- CHELATING
- Gluconolactone
- SMOOTHING
- Niacinamide
- HAIR CONDITIONING
- Betaine
- SOLVENT
- Dimethyl Sulfone
- ANTI-SEBORRHEIC
- Salicylic Acid
Other ingredients
Glycolic AcidMalic AcidTartaric AcidSodium HyaluronatePanthenolPyridoxine HclAllantoinXanthan GumMelia Azadirachta Leaf ExtractMelia Azadirachta Flower Extract
Skim through
| Ingredient | What it does | Irr. · Com. | Rating |
|---|---|---|---|
| Water | ANTIPLAQUE, SKIN CONDITIONING, SOLVENT | 0 · 0 | Green |
| Pentylene Glycol | SKIN CONDITIONING, SOLVENT | 0 · 0 | Green |
| Gluconolactone | CHELATING, SKIN CONDITIONING | 2 · 1 | Green |
| Niacinamide | SMOOTHING | 0 · 0 | Green |
| Betaine | HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING - HUMECTANT | 0 · 0 | Green |
| Dimethyl Sulfone | SOLVENT, VISCOSITY CONTROLLING | 1 · 0 | Green |
| Salicylic Acid | ANTI-SEBORRHEIC, HAIR CONDITIONING, KERATOLYTIC, FRAGRANCE, PRESERVATIVE, SKIN CONDITIONING · 限制 III/98 V/3 | 2 · 0 | Yellow |
| Polyglutamic Acid | SKIN CONDITIONING | 0 · 0 | Green |
| Glycolic Acid | BUFFERING | 2 · 0 | Green |
| Malic Acid | BUFFERING | 1 · 0 | Green |
| Tartaric Acid | BUFFERING, FRAGRANCE | 3 · 0 | Green |
| Sodium Hyaluronate | HUMECTANT, SKIN CONDITIONING | 0 · 0 | Green |
| Panthenol | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING | 0 · 0 | Green |
| Pyridoxine Hcl | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING | 0 · 0 | Green |
| Allantoin | SKIN CONDITIONING, SKIN PROTECTING, SOOTHING | 0 · 0 | Green |
| Xanthan Gum | BINDING, SURFACTANT - EMULSIFYING, EMULSION STABILISING, GEL FORMING, SKIN CONDITIONING, SURFACTANT - CLEANSING, VISCOSITY CONTROLLING | 0 · 0 | Green |
| Melia Azadirachta Leaf Extract | SKIN CONDITIONING | 0 · – | Green |
| Melia Azadirachta Flower Extract | SKIN CONDITIONING | 0 · – | Green |
Ingredients explained
- Water
- Primary solvent and base; requires preservative system to prevent microbial growth
- Pentylene Glycol
- Polyol humectant at 1-3%; low irritancy, suitable for sensitive skin
- Gluconolactone
- Multifunctional agent for chelation and permeation; acidic, may irritate at high levels, buffer recommended.
- Niacinamide
- Niacinamide at 2–5%; improves texture, controls oil, brightens; high levels may cause sensitivity
- Betaine
- Betaine for mild moisturizing/surfactant; low concentration 1-2% common, high may irritate.
- Dimethyl Sulfone
- Dimethyl sulfoxide, strong penetrant and solvent; volatile odor, concentration control needed
- Salicylic Acid
- Lipophilic BHA at 0.5-2%; exfoliant/sebum control, irritation/sensitization at high conc., photosensitivity (SPF needed), avoid sensitive/pregnant.
- Polyglutamic Acid
- Natural-derived polypeptide for hydration and skin conditioning; often used for long-lasting moisture
- Glycolic Acid
- Glycolic acid for exfoliation; requires buffering at concentrations >10%, avoid combination with other acids.
- Malic Acid
- AHA for pH buffering; mild at low conc, risk at high, control pH & total acidity
- Tartaric Acid
- Small-molecule organic acid used as buffer and antioxidant; highly irritating at high levels, caution for sensitive skin
- Sodium Hyaluronate
- Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moisture
- Panthenol
- Panthenol (vitamin B5) at 1–5%; moisturizing and reparative, supports barrier recovery
- Pyridoxine Hcl
- Vitamin B6 HCl; trace skin/hair conditioning/antiox; very mild, high-conc pigmentation debate
- Allantoin
- Skin soother at 0.5-2%; promotes cell regeneration
- Xanthan Gum
- Natural thickener at 0.1–1%; provides gel texture, pH-stable, requires full hydration
- Melia Azadirachta Leaf Extract
- Plant extract, 0.1–1%; has antibacterial properties, allergy testing advised.
- Melia Azadirachta Flower Extract
- Plant extract, 0.1–1%; antioxidant properties, light sensitivity advised.
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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