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Isotonic Hydra-Serum


A technological take on skin hydration, this lightweight hydrating serum infuses instant and long-term moisture to quench thirsty skin and clinically-proven to increase skin hydration by up to 30% after 4 weeks. Calming and comforting, it also replenishes vital nutrients and supports the skin's mantle and barrier function.

A vital step for all skin types, for skin that feels hydrated, supple, strong and calm.

Oskia's innovative Biomimetic Hydra Complex (comprising 16 synergistic actives) boosts, protects and balances hydration for long-term comfort and a dewy complexion. Hyaluronic & Polyglutamic Acids, Encapsulated Glacier Water + Glycerin plump and provide instant hydration. Electrolytes balance hydration and minerals. Oat Ceramides support the lipid barrier. Niacinamide supports structure, suppleness and evens skin tone. Pro-Vit B5 strengthens barrier function and soothes. Pentapeptide P5, MSM, Bisabolol & Horse Chestnut work in synergy to significantly calm.

Instructions for use:

-Shake before use.

-Apply after cleansing, morning and evening, or when skin is in need of extra hydration and comfort.

-Ideal post-treatment.



-Bio-hacks our skin cells to boost and support its own cellular Hyaluronic Acid (HA) production rather than just supplying HA as an ingredient

-Infuses instant hydration


-Strengthens the skin’s mantle & Lipid Barrier to reduce TEWL

-Calms and prevents hyper-reactivity

-Boosts skin hydration (in dry, combination and oily skin) by up to 34% an hour after treatment, and up to 30% after 4 weeks. Dry Skin types saw the biggest increase in hydration, on average, by 27% after one hour and 23% after 4 weeks.

-Reduction of shallow wrinkle size by an average 11% after 4 weeks of using the product. Reduction of medium wrinkle size by an average 12% after 4 weeks of using the product.

-An extremly lightweight serum that sinks in quickly. Smells beautifully of Lavender water. 


Lavandula Angustifolia Flower Water, Aqua (Water), Glycerin, Dimethyl Sulphone (MSM), Niacinamide (Vitamin B3), Panthenol (Provitamin B5), Acetyl Glucosamine, Leuconostoc/Radish Root Ferment Filtrate, Gluconolactone, Sodium Hyaluronate, Avena Sativa (Oat) Kernel Extract (Oat Ceramides), Calcium Ketogluconate, Betaine, Sodium Gluconate, Sodium Chloride (Himalayan Salt), Sodium PCA, Bisabolol, Aesculus Hippocastanum (Horse Chestnut) Seed Extract, Butyrospermum Parkii (Shea) Butter, Potassium Chloride, Pentapeptide-59, Polyglutamic Acid, PCA, Sodium Lactate, Serine, Alanine, Glycine, Glutamic Acid, Lysine HCL, Threonine, Arginine, Proline, Inulin Carbamate, Sclerotium Gum, Hydrogenated Lecithin, Pullulan, Silica, Maltodextrin, Citric Acid, Sodium Benzoate, Xanthan Gum, Lecithin, Sodium Hydroxide, Ethylhexylglycerin, Potassium Sorbate, Alcohol, Phenethyl Alcohol.

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