Utah Esthetics Written State Practice Exam

What hormone is crucial for the production of collagen?

1. Testosterone

2. Estrogen

3. Progesterone

4. Cortisol

The correct answer is: Estrogen

Estrogen is a vital hormone in the production of collagen, which is essential for maintaining the skin's structure, elasticity, and overall integrity. Collagen is a protein that provides strength and support to the skin, and its production can be significantly influenced by hormone levels. In particular, estrogen promotes the activity of fibroblasts, the cells responsible for synthesizing collagen and other extracellular matrix proteins. As a result, higher estrogen levels correlate with increased collagen production, which is why estrogen plays a crucial role in the skin's appearance and health. During periods of lower estrogen, such as menopause, collagen production declines, leading to a loss of skin elasticity and the formation of wrinkles. The other hormones listed do not have the same direct effect on collagen production. Testosterone, while important for various bodily functions, does not play as significant a role in collagen synthesis in the skin as estrogen. Progesterone is more involved in regulating other reproductive functions rather than directly influencing collagen production. Cortisol, known as the stress hormone, can actually inhibit collagen synthesis when present in high levels, contributing to skin thinning and increased susceptibility to damage. Thus, estrogen's direct impact on fibroblasts makes it crucial for collagen production.