Dr.Althea Aqua Marine Deep Serum 30 ml is a lightweight Korean hydrating serum designed to deeply replenish moisture, support the skin barrier, and improve overall skin softness and glow. Powered by marine-derived hydrators, hyaluronic acid, and soothing botanical extracts, it helps relieve dehydration while keeping skin fresh, plump, and comfortable without a sticky finish. Synonym Names Dr.Althea Aqua Marine Deep Serum Dr.Althea Marine Hydrating Serum Dr.Althea Deep Hydration Serum Dr.Althea Aqua Serum Marine Moisture Serum Skin Elixir Hydrating Concentrate Type of Serum This is a hydrating and barrier-support serum, formulated to deeply replenish moisture, reduce dehydration, and support smoother, more resilient skin. It is ideal for skin that feels dry, tight, dull, or easily dehydrated. Key Ingredients Marine Water \/ Sea Water \u2013 Helps replenish minerals and support skin hydration Sodium Hyaluronate \u2013 Helps attract and retain moisture for plumper-looking skin Hydrolyzed Hyaluronic Acid \u2013 Helps deliver lightweight deep hydration Panthenol \u2013 Helps soothe and support the skin barrier Betaine \u2013 Helps maintain moisture balance and skin softness Trehalose \u2013 Helps protect against moisture loss Allantoin \u2013 Helps calm and comfort sensitive skin Centella Asiatica Extract \u2013 Helps soothe visible irritation and support skin recovery Laminaria Japonica Extract \u2013 Marine algae extract that helps support hydration and skin conditioning Tocopherol (Vitamin E) \u2013 Provides antioxidant support How It Works Dr.Althea Aqua Marine Deep Serum delivers lightweight moisture deep into the skin using marine-derived hydrators and multiple humectants that attract and retain water. Hyaluronic acid forms help improve moisture retention, while panthenol, centella, and allantoin help soothe stressed skin and support barrier repair. This helps skin feel more hydrated, smoother, and less tight over time. Benefits Helps deeply hydrate and plump dry skin Helps improve skin softness and smoothness Helps reduce tightness caused by dehydration Supports a healthier skin barrier Helps calm sensitivity and visible redness Improves skin glow and fresh appearance Lightweight, fast-absorbing texture Helps support smoother makeup application Why Choose This Product Deep hydration without heaviness Fast-absorbing and non-sticky texture Fragrance-free and gentle formula Helps support sensitive and dehydrated skin Lightweight enough for layering Suitable for daily AM and PM use Designed to support barrier comfort and skin glow Suitable For Dry skin Dehydrated skin Sensitive skin Normal skin Combination skin Barrier-damaged skin Dull and tight-feeling skin How To Use Cleanse and tone your skin Apply 2\u20133 drops of serum to face and neck Gently pat until absorbed Follow with moisturizer In the morning, finish with sunscreen AM\/PM Use: Use in the morning for hydration and smoother makeup wear Use at night for barrier support and overnight moisture recovery Layering Tips: Apply after toner and before moisturizer Pairs well with niacinamide, ceramides, and soothing creams Can be layered with actives like vitamin C or retinol to reduce dryness Recommended Frequency \/ Duration Use once or twice daily Suitable for daily AM and PM use Visible hydration improvement may be noticed within 1\u20132 weeks More noticeable barrier and texture support may improve over 3\u20134 weeks Precautions For external use only Patch test before first use Avoid direct contact with eyes Do not apply on broken or irritated skin Stop use if irritation occurs Use sunscreen after morning application Side Effects Some users may experience: Mild temporary stickiness if over-applied Rare irritation in very reactive skin Occasional pilling if layered with heavy silicone products This serum is generally well tolerated, especially by dry and dehydrated skin types, and is typically considered low-irritation due to its gentle hydrating focus. Storage Instructions Store in a cool, dry place Keep away from direct sunlight Keep bottle tightly sealed after use Avoid storing in excessive heat or humidity Additional Information Net Volume: 30 ml Texture: Lightweight watery serum Finish: Fresh, hydrated glow Fragrance-Free Alcohol-Free Vegan Cruelty-Free Suitable for daily use Certifications \/ Testing Dermatologist Tested Cruelty-Free Vegan Formula Low-Irritation Formula Manufactured in South Korea under cosmetic quality standards FAQs What is Dr.Althea Aqua Marine Deep Serum used for?It is used to deeply hydrate skin, reduce dehydration, and support smoother, more comfortable skin. Is it suitable for sensitive skin?Yes, it is generally suitable for sensitive skin and is designed with soothing, low-irritation ingredients. Can oily skin use it?Yes, its lightweight watery texture can also suit oily or combination skin that needs hydration without heaviness. Can I use it with retinol or vitamin C?Yes, it can be layered with retinol or vitamin C to help offset dryness and support skin comfort. Does it feel sticky?It is<\/p>","protected":false},"excerpt":{"rendered":"
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