NIC Esthetician Written ExamTreatment ProceduresEasy
A client presents with dehydrated skin and requests a facial that will help improve moisture retention. Which of the following ingredients would be MOST beneficial in the serum applied during her treatment?
- ASalicylic acid
- BHyaluronic acid
- CBenzoyl peroxide
- DRetinol
Show answer & explanationAnswer & explanation
Correct answer: B. Hyaluronic acid
Hyaluronic acid is a powerful humectant, meaning it attracts and holds moisture, making it ideal for hydrating dehydrated skin. The other options are primarily for exfoliation, acne treatment, or anti-aging, not direct hydration.
Why the other options are wrong
- A. Salicylic acid is a beta-hydroxy acid primarily used for exfoliation and acne treatment.
- C. Benzoyl peroxide is an antibacterial agent used to treat acne.
- D. Retinol is a vitamin A derivative primarily used for anti-aging and cell turnover, which can sometimes be drying.
Humectants
Ingredients that attract and bind water from the atmosphere to the skin, helping to keep it hydrated and plump.
- Attracts moisture from the air
- Includes hyaluronic acid, glycerin, urea
- Essential for dehydrated skin
Memory trick: Hydration is the key to happy skin, drawing water in.