Godefroy Thick Beard Mustache Growth Serum is 4 week night time treatment that combines Jamaican castor oil and plant extracts to provide intense nourishment to mens facial hair- Jamaican castor oil has the unique ability to penetrate deeply into the hair and skin, increasing blood circulation and encouraging growth-Features- Grow longer, thicker softer, beard and mustache naturally-- Used nightly, it can help to fill in sparse or patchy areas of the beard and can help to eliminate beard itch and flaky skin-- It can soften, add shine and luster to your facial hair.