Alopecia Diffusa [aka Alopecia Disseminata] hair loss around the whole scalp or even from other parts of the body. Causes range from nutritional deficiency (lack of zinc or iron), thyroid gland, pollution toxins, or some chronic or generalized illness. Thymuskin® cannot correct this condition completely until the underlying problem is addressed. After correction, Thymuskin® is 87% effective in this area of hair restoration.