OSKIA Isotonic Hydra Serum — Biomimetic Hydration That Teaches Skin to Hydrate Itself
Product Story
Dehydration isn't just a surface problem — it's a cellular one, and OSKIA's Isotonic Hydra Serum addresses it at the source. Rather than simply depositing moisture topically, its proprietary Biomimetic Hydra-Complex works on three biological levels: supplying the precursors for hyaluronic acid synthesis, inhibiting enzymatic HA degradation, and directly stimulating cellular HA production — clinically proven to increase skin hydration by up to 30% in four weeks. Weightless and instantly absorbed, it leaves skin visibly dewy, fortified against environmental stress, and quietly, deeply calm.
Active Botanical & Hero Ingredients
| Ingredient | INCI Name | Concentration | Function | Skin Benefit |
|---|---|---|---|---|
| Hyaluronic Acid | Sodium Hyaluronate | High | Humectant | Binds up to 1000x its weight in water; delivers immediate and sustained surface plumping |
| Polyglutamic Acid | Polyglutamic Acid | High | Humectant / Film-former | Larger molecular weight than HA; forms a moisture-locking film on skin surface to prevent TEWL |
| Glycerin | Glycerin | High | Humectant | Draws atmospheric moisture into the stratum corneum for rapid, sustained hydration |
| Niacinamide | Niacinamide | Mid | Multi-functional active | Supports endogenous ceramide synthesis, stimulates collagen and fibroblast production, evens skin tone |
| Oat Ceramides | Avena Sativa (Oat) Kernel Extract / Ceramides | Mid | Lipid replenisher / Barrier agent | Replenishes intercellular lipid matrix; reinforces skin barrier and reduces TEWL |
| Pro-Vitamin B5 | Panthenol | Mid | Humectant / Soothing agent | Penetrates to the dermis; attracts moisture, strengthens barrier function, and calms irritation |
| Encapsulated Glacier Water | Aqua (encapsulated) | Mid | Hydration delivery vehicle | Time-releases mineral-rich water for sustained 24-hour hydration |
| Electrolytes | Sodium, Potassium, Magnesium, Calcium salts (est.) | Mid | Osmolyte / Mineraliser | Rebalances skin's ionic environment; supports cellular hydration homeostasis |
| Biomimetic Hydra-Complex (Amino Acids) | Arginine, Serine, Glycine et al. (est.) | Mid | HA precursor / Biosynthesis stimulator | Provides structural building blocks for endogenous hyaluronic acid manufacture |
| Pentapeptide P5 | Pentapeptide-4 / -18 (est.) | Low | Signalling peptide | Works synergistically to calm inflammation and reduce skin hyper-reactivity |
| MSM | Dimethyl Sulfone | Low | Anti-inflammatory / Antioxidant | Reduces oxidative stress; supports collagen cross-linking and skin calming |
| Bisabolol | Alpha-Bisabolol | Low | Soothing agent | Inhibits inflammatory mediators; enhances ingredient penetration and reduces redness |
| Horse Chestnut | Aesculus Hippocastanum Seed Extract | Trace | Antioxidant / Calming agent | Contains aescin; reduces vascular permeability and visible redness; anti-hyaluronidase activity |
How To Use
- Shake before use. Apply after cleansing, morning and evening, or when skin is in need of extra hydration and comfort. Ideal post-treatment.
Ideal For
- Those with dehydrated, sensitised or compromised skin needing rapid moisture replenishment
- Anyone looking for a post-treatment or post-procedure serum that rehydrates and rebalances skin immediately
- All skin types, including reactive, wanting fast-absorbing hydration and barrier comfort
Key Attributes
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