retinol

/ˈrɛtɪnɔl/
noun
  1. A form of vitamin A used in skincare products to improve skin texture, reduce wrinkles, and treat acne.
    • If you use retinol, you should apply it only at night because it breaks down in sunlight.
    • Retinol is a common ingredient in over-the-counter anti-aging creams.
    • She started using retinol serum every night to brighten her complexion.
  2. A chemical compound found in animal foods like liver and eggs, essential for vision and immune function.
    • Retinol is the active form of vitamin A that your body can use immediately.
    • A deficiency in retinol can lead to night blindness.
    • Eating carrots provides beta-carotene, which your body converts into retinol.
What does "retinol" mean? | whatsthatwordmean | whatsthatwordmean