Who is the manufacturer of the skin care medicine in UK in which niacinamide vitamin is an active ingredient which is found in food? 
Freederm: Freederm is a UK brand of acne and skin care medication manufactured by Diomed Developments Limited. Freederm:  The products include Nicotinamide as an active ingredient, which is claimed by the company to be "clinically proven to help get rid of inflamed red spots".
i don't know