Kiehls Ultra Pure High-Potency Serum - 1.5% Hyaluronic Acid 30ml

For best results, use the serum twice daily, in the morning and evening.

Yes, the serum is designed to be compatible with most skincare products. Apply it after cleansing and before moisturizing.

Yes, the minimalist formula is designed to be gentle and is suitable for all skin types, including sensitive skin.

Store in a cool, dry place away from direct sunlight.

If irritation occurs, discontinue use immediately. If it persists, consult a dermatologist.

The duration depends on usage, but typically a 30ml bottle lasts approximately 1-2 months with daily use.

The serum is fragrance-free.

Yes, the serum absorbs quickly and can be used as a base under makeup.

Discontinue use and consult a dermatologist if irritation persists. Try reducing the frequency of application.

Ensure your skin is clean and dry before application. Use a smaller amount.

Consistency is key. Use the serum daily for at least a few weeks. Consider your overall skincare routine and ensure you're using complementary products.