| Abstract: | Significance of Various Recipes on the Properties of Lipsticks As a part of annual turnover of cosmetics in Germany during 1972, one billion DM worth of colour cosmetics, skin care products and parfumed lotions were sold, out of which 10% were lipsticks. Fifteen million pieces of lipstick sold shows the popularity of this article. Lipsticks are highly complex mixtures containing 25 and more components. Inadequate quality of lipsticks can be caused partly by the complicated production technology, however, mostly it is due to unbalanced recipes. The possibilities for applying exact methods of testing which yield measurable values are limited. Therefore empirical methods are used to a great extent for practical evaluation. Since the lipstick colours include hundreds of red shades, one ought to give special attention towards legal aspects of colouring agents used in lipsticks. |
