Tiam Vita B3 Source is a facial serum from the South Korean skincare brand Tiam. This serum is formulated with Niacinamide (Vitamin B3) which is known to have brightening and anti-inflammatory properties. It also contains hyaluronic acid, which helps to hydrate the skin and improve its overall texture and appearance. The serum is said to be able to improve uneven skin tone and reduce the appearance of fine lines and wrinkles. It is suitable for all skin types and recommended to use in the morning and night after cleansing and toning. It is recommended to apply a small amount to the face and pat in gently for better absorption.