A Randomized Double-Blind Evaluation of a Novel Biotin and Silicon Ingredient Complex on the Hair and Skin of Healthy Women

Biotin supplements are generally ineffective in preventing hair loss after sleeve gastrectomy.

Different types of hair loss need specific treatments, and while many classification systems exist, each has its flaws; more research is needed to refine these systems and treatments.

The review doesn't clearly say if biotin, caffeine, melatonin, a marine extract, and zinc are effective for treating hair loss.

Hair loss common in Australia; men affected earlier, more often than Asians; women less concerned.

TrichoScan is a reliable method for measuring hair growth and is useful for assessing hair loss treatments.

Hair loss affects women's mental health more than men's, causing anxiety, low self-esteem, and social insecurity.