Titanium Dioxide

What it does

A naturally occurring mineral that sits on the skin surface and physically blocks ultraviolet radiation through reflection and scattering. It provides broad-spectrum protection and is one of the most common active ingredients in mineral sunscreens. Non-irritating and suitable for sensitive skin types.

Benefits

• Broad-spectrum UVA/UVB protection without chemical absorption
• Gentle and unlikely to cause irritation or allergic reactions
• Immediate protection upon application (no wait time)
• Suitable for sensitive, reactive, and eczema-prone skin
• Stable in sunlight without photodegradation

Who it suits

• Sensitive skin
• Reactive/inflamed skin
• Eczema-prone skin
• Acne-prone skin
• All skin types seeking mineral protection

How to use

Apply generously to face and body 15 minutes before sun exposure; reapply every 2 hours or after swimming/sweating. Use as the active ingredient in mineral sunscreen formulations at appropriate UV filter concentration (typically 5-25%).

Pairs well with

Zinc oxide, Glycerin, Silica, Hyaluronic acid

Be careful pairing with

none notable

Safety & cautions

Nano and non-nano forms both approved for cosmetic use; nano particles may have different absorption profiles. May leave a white cast on darker skin tones due to particle size. Generally well-tolerated, but formulation and concentration affect cosmetic elegance.

Educational information, not medical advice. Concentration and formulation change how an ingredient behaves.