Ingredients in Cosmetics and Their Uses

Next in his presentation, Alan discusses different product components and their uses. He begins by stating that the most frequently used cosmetic ingredient is:

Question:

In cosmetics, what is the most frequently used ingredient?

Final answer:

The most frequently used ingredient in cosmetics is water because it acts as a solvent, dissolving many other ingredients. Examples of cosmetics with water as a primary ingredient include lotions, creams, and serums.

Explanation:

In Alan's presentation, he states that the most frequently used cosmetic ingredient is water. Cosmetic products often use water as a solvent, meaning it is used to dissolve many of the other ingredients that make up a product. This can include things like conditioning agents, thickening agents, and fragrances, among other things. Examples of such products include lotions, creams, and serums. Therefore, it's accurate to choose option a) water as the correct answer in this context.