The FEG+ specification focuses on anti-hair loss and hair regrowth for men and women, with enhanced versions offering more nutrients and effectiveness. Key ingredients often include botanical extracts like ginseng and rosemary, as well as seaweed extract in some formulations, promoting stronger, thicker, and more vibrant hair. The spray is designed for external scalp use, with applications typically twice daily, massaging the scalp to improve absorption and stimulate blood circulation to the hair follicles.