ORS Fertilizing Serum. Just like plants need nutrients to help them grow, your scalp needs nutrients to help your hair grow healthy-looking. A liquid version of our Fertilizing Temple Balm?? is ideal for natural hair,braids, weaves and curly perms. Blended with over 6 herbal extracts to revive thinning hair in all affected areas especially around the temples, and top of the head. Nutrient-rich serum exfoliates the scalp and nourishes emerging hair shafts. Serum is rich with vitamins and amino acids, created to exfoliate. The daily use of this product is recommended.