ultraceuticals B2 Hydrating Serum
ultraceuticals Ultraceuticals B2 Hydrating Serum lists 14 ingredients on its label, 14 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 fragranceFree of parabensFree of siliconesFree of sulfatesFree of mineral oilFree of essential oilsFree of formaldehyde releasersContains alcoholContains EU-26 allergens
Key ingredients
- ANTIPLAQUE
- Water
- SOLVENT
- Propanediol
- SMOOTHING
- Niacinamide
- ANTISTATIC
- PanthenolSodium PCAUrea
- HUMECTANT
- Sodium Hyaluronate
- PRESERVATIVE
- Benzyl Alcohol
Other ingredients
GlycerinCucumis Sativus ExtractTrehaloseSalicylic AcidSorbic AcidPotassium Sorbate
Skim through
| Ingredient | What it does | Irritancy | Rating |
|---|---|---|---|
| Water | ANTIPLAQUE, SKIN CONDITIONING, SOLVENT | 0 | Green |
| Propanediol | SOLVENT, VISCOSITY CONTROLLING | 0 | Green |
| Niacinamide | SMOOTHING | 0 | Green |
| Panthenol | ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING | 0 | Green |
| Sodium Hyaluronate | HUMECTANT, SKIN CONDITIONING | 0 | Green |
| Benzyl Alcohol | PRESERVATIVE, SOLVENT, VISCOSITY CONTROLLING, PERFUMING · 限制 III/45 and V/34 | 1 | Yellow |
| Sodium PCA | ANTISTATIC, HAIR CONDITIONING, HUMECTANT, SKIN CONDITIONING | — | Green |
| Urea | ANTISTATIC, BUFFERING, HUMECTANT, SKIN CONDITIONING | 1 | Red |
| Glycerin | DENATURANT, HAIR CONDITIONING, HUMECTANT, ORAL CARE, SKIN PROTECTING, SOLVENT, VISCOSITY CONTROLLING, PERFUMING, FRAGRANCE, SKIN CONDITIONING - HUMECTANT | 0 | Green |
| Cucumis Sativus Extract | SKIN CONDITIONING | 0 | Green |
| Trehalose | HUMECTANT, MOISTURISING | 0 | Green |
| Salicylic Acid | ANTI-SEBORRHEIC, HAIR CONDITIONING, KERATOLYTIC, FRAGRANCE, PRESERVATIVE, SKIN CONDITIONING · 限制 III/98 V/3 | 2 | Yellow |
| Sorbic Acid | FRAGRANCE, PRESERVATIVE · 限制 V/4 | 1 | Yellow |
| Potassium Sorbate | FRAGRANCE, PRESERVATIVE · 限制 V/4 | 0 | Yellow |
Comedogenic ratings need a published source. This batch is not yet sourced, so it is not shown.
Ingredients explained
- Water
- Primary solvent and base; requires preservative system to prevent microbial growth
- Propanediol
- Polyol solvent at 1–5%; light feel, aids solubilization, propylene glycol alternative
- Niacinamide
- Niacinamide at 2–5%; improves texture, controls oil, brightens; high levels may cause sensitivity
- Panthenol
- Panthenol (vitamin B5) at 1–5%; moisturizing and reparative, supports barrier recovery
- Sodium Hyaluronate
- Potent humectant at 0.1–2%; different MW for penetration depth, high levels may draw moisture
- Benzyl Alcohol
- Mild preservative/solvent at 0.5-1.0%; EU allergen (labeling required), irritation risk if concentrated, avoid in infant/highly sensitive skin.
- Sodium PCA
- Sodium PCA, NMF component, 1-10% humectant; salty/tacky at high levels.
- Urea
- Potent humectant and keratolytic, >10% has exfoliating effect; stinging sensation at high levels, sensitive skin caution
- Glycerin
- Workhorse humectant at 3–10%; tacky at high levels, pair with occlusives
- Cucumis Sativus Extract
- Cucumber extract, soothing and moisturizing; suitable for sensitive skin
- Trehalose
- Trehalose; mild humectant and stabilizer for proteins/actives; hygroscopic, light skin feel.
- Salicylic Acid
- Lipophilic BHA at 0.5-2%; exfoliant/sebum control, irritation/sensitization at high conc., photosensitivity (SPF needed), avoid sensitive/pregnant.
- Sorbic Acid
- Preservative effective at low pH, often combined with sorbate salts; check regulatory limits
- Potassium Sorbate
- Preservative effective below pH 6; combinable with sodium benzoate
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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