Selenium deficiency: Symptoms, causes, therapy

Selenium deficiency: symptoms A slight deficiency of selenium can cause, for example, white spots on the nails and noticeably thin, colorless hair or hair loss. A more pronounced selenium deficiency affects the thyroid gland and the immune system, for example, but also other areas and functions of the body. Typical selenium deficiency symptoms therefore include: … Selenium deficiency: Symptoms, causes, therapy