- CAS No: 96702-03-3
- MW: 142.16
- MF: C6H10N2O2
- EINECS No.: 213-222-5

Ectoine is a natural, water-binding molecule produced by certain microorganisms, such as bacteria and archaea, as a protective mechanism against environmental stress, particularly in extreme conditions like high salinity or high temperatures. In the skincare industry, Ectoine has been used for its moisturizing and skin-soothing properties.

1. Moisturization: Ectoine is a powerful osmoprotectant, meaning it can attract and bind water molecules to itself. As a result, Ectoine helps to hydrate and moisturize the skin, improving its overall hydration and reducing water loss.

2. Skin Protection: Ectoine has been shown to protect the skin from various environmental stressors, such as UV radiation, dry air, and pollution. It acts as a natural shield against these external factors, helping to maintain the skin's barrier function.

3. Anti-Inflammatory: Ectoine has anti-inflammatory properties that can help soothe and calm irritated or sensitive skin. It may be used in products aimed at reducing redness and skin irritation.

Ectoine is found in various skincare products designed to provide hydration, protection, and soothing effects. Some common applications include:

1. Moisturizers: Ectoine is often included in moisturizers and hydrating creams to enhance their moisturizing properties and promote skin hydration.

2. Sunscreen and After-Sun Products: Ectoine's protective function makes it a suitable ingredient in sunscreen formulations, and its soothing properties may be beneficial in after-sun products.

3. Sensitive Skin Care: Due to its anti-inflammatory nature, Ectoine is used in products specifically formulated for sensitive or reactive skin to help calm and soothe irritation.

4. Anti-Aging Products: Ectoine's ability to maintain skin hydration and protect against environmental stressors can be beneficial in anti-aging skincare products.