This new book highlights the impact of cosmetics in our day today life. Generally, we are all using many cosmetic products in our life that is for hair care, skin care and body care cosmetics. We are all using various types of shampoos, soaps, face powders, face creams, face washes, pastes and so on. But, we are all not much aware about the amount of pH present in cosmetics. The acid and base content of cosmetics affects our health largely. So, in this work we have detected pH values of many cosmetic products by using naturally available red cabbage indicator. This book will be given many ideas about the pH level of cosmetic products and it will be useful for students as well as researchers.