Hello. Using too many ingredients. Although the rate of use Still at the level specified by the manufacturer or the FDA, but may not always give good results. Problems with using too many ingredients in formulas, such as formulas that are heavy and unappealing, as well as formulas that are difficult to absorb into the skin. because it is too concentrated These problems are not about Irritation according to the members' concerns But there is a problem with usage and absorption into the skin. on the possibility of the formula The formula has the following problems. 1. Some ingredients. must be dissolved in oil but there is no oil in the formulation to act as a melt. For example,
10-Hydroxydecanoic Acid A sufficient amount of oil in the formulation should be selected to dissolve these ingredients. 2. Some ingredients are electrolyte, making formulation difficult. For newbies, it is advisable to cut them off first.