Hawaii Barber Operator Practice Exam

Certified colors are the only colors accepted by the government for use in foods, drugs, and cosmetics. Aniline colors, alkaline colors, and constitutional colors are not approved for use in these products. Aniline colors are synthetic dyes that are not safe for human consumption. Alkaline colors are typically found in cleaning products and are not suitable for use in food or cosmetics. Constitutional colors refer to colors that are naturally found in food and do not require certification from the government. Therefore, the correct answer is B, certified colors.