Uncle Jimmy Thick Hair Growth Serum 4oz This is the hair growth serum you need! Our nutrient-rich formula nourishes your hair from root to tip. Ginseng strengthens your scalp and promotes healthy new growth. Biotin strengthens your hair and minimizes hair breakage by providing nutrients. Honey and black cumin oil moisturize your hair and scalp and stimulate growth. This intensive formula is gentle enough for all hair types, including straight, curly and frizzy hair. A small amount of serum is enough. The formula is lightweight, so it doesn't weigh down your hair, but it gives it a healthy shine. Then use your favorite Uncle Jimmy hair products. Daily use for thick, healthy and nourished hair. How to use: Apply to clean hair - Can be applied to hair daily for added hydration and shine. Pour 4 to 10 drops into your hands, rub them together and distribute the serum evenly throughout the hair. Then follow up with other Uncle Jimmy styling products.