Familial Dysautonomia (FD) is an autosomal recessive disorder that affects 1/3. 600 live births in the Ashkenazi Jewish population. and leads to death before the age of 40. The disease is characterized by abnormal development and progressive degeneration of the sensory and autonomic nervous system. https://www.marketingjeunesse.com/product-category/nail-and-cuticle-oil/