Niacinamide can be a beneficial addition to sunscreen formulations. It offers antioxidant and anti-inflammatory properties, which can help protect skin from UV damage and soothe irritation.

Yes, many sunscreens are formulated with niacinamide. Look for product labels that list niacinamide (also known as vitamin B3) as an ingredient.

Niacinamide itself does not provide direct UV protection. It supports the skin's barrier function and offers antioxidant benefits to mitigate sun damage, but it should always be used in conjunction with a broad-spectrum sunscreen.

Yes, SPF should always be applied after niacinamide in your skincare routine during the day. Niacinamide can help prepare the skin, but sunscreen is essential for primary UV protection.