How does the niacinamide in this shower gel work, and what should I realistically expect from it in a body wash?

Niacinamide, a form of vitamin B3, is included in this shower gel for its skin-conditioning properties. In a rinse-off product like a body wash, its primary role is to support the skin's moisture barrier during and immediately after cleansing. As you massage the gel onto wet skin, the niacinamide works in the brief contact period to help your skin better retain its natural moisture, which can lead to a feeling of being less stripped or tight after you rinse off. This is different from a leave-on niacinamide serum or lotion, which remains on the skin for prolonged, direct action. With consistent daily use over several weeks, you may notice that areas of your body that tend to look dull or feel slightly rough appear more even and feel smoother, as the ingredient helps improve the overall look of skin texture. It's a supportive component chosen for a more polished cosmetic result, not an instant treatment.

To get the most from it, use the gel on your body, rinse thoroughly with warm water, and gently pat your skin dry instead of rubbing. Follow with a body lotion or oil if your skin is naturally dry, as sealing in moisture after cleansing is a key step in any routine. Remember, cosmetic effects build gradually with regular use.