Chemicals in Cosmetics Quiz
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Questions and Answers

What is the primary function of preservatives in cosmetic formulations?

  • To provide color and enhance aesthetic appeal
  • To adjust the pH level of the product
  • To increase the viscosity and thicken the product
  • To control and prevent microbial growth (correct)

Which of the following ingredients is commonly used as a chelating agent in cosmetics?

  • Ethylenediaminetetraacetic acid (EDTA) (correct)
  • Tocopherol (Vitamin E)
  • Titanium dioxide
  • Sodium lauryl sulfate

Which of the following ingredients is typically used as an emulsion stabilizer in cosmetic formulations?

  • Glycerin
  • Sodium chloride
  • Beeswax (correct)
  • Citric acid

What is the primary function of exfoliants in cosmetic products?

<p>To remove dead skin cells from the skin's surface (D)</p> Signup and view all the answers

Which of the following ingredients is commonly used as a hair conditioning agent in shampoos and conditioners?

<p>Silicone compounds (e.g., dimethicone) (D)</p> Signup and view all the answers

What is the primary function of sunscreen agents in cosmetic products?

<p>To protect the skin from ultraviolet (UV) radiation (C)</p> Signup and view all the answers

Flashcards

What is the function of preservatives in cosmetics?

To prevent the growth of bacteria and fungi in cosmetic products.

What is a chelating agent and give an example?

EDTA is a chemical that binds to metals, preventing them from reacting and causing instability in the product.

What does an emulsion stabilizer do?

Emulsifiers help oil and water to mix and stay mixed, creating a stable cream or lotion.

What is the purpose of exfoliants in cosmetics?

Exfoliants remove dead skin cells, revealing smoother and brighter skin.

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What type of ingredient is used for hair conditioning?

Silicone compounds like dimethicone are used in shampoos and conditioners to smooth and detangle hair.

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What is the main function of sunscreen?

Sunscreens protect the skin from UV radiation, which can cause tanning, sunburn, and skin damage.

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