Discover the transformative power of Doo Gro Hair Vitalizer Triple Strength, a 4 oz solution designed to promote strong, healthy, and growing hair, even for severely damaged strands. This unique formula revitalizes hair, making it suitable for all hair types, including children's, for nourished and vibrant locks. With 30% stronger formula than our regular strength, Doo Gro Hair Vitalizer is designed to deeply nourish and promote growth for all hair types, including children's, even for severely damaged strands. See the difference for yourself with revitalized hair that's strong, healthy, and vibrant.