- Natural ingredients - Strengthens hair follicles - Stimulates growth - Soothes itchy skin - Conditions and nourishes. Uncle Jimmy Beard Growth Oil is a natural blend of botanical oils and extracts that helps to strengthen and stimulate hair follicles, so you can achieve a fuller, healthier looking beard. It soothes itchy skin and conditions and nourishes the beard, giving you a softer, more manageable mane. With regular use, this oil will help you achieve the beard of your dreams.