Hair ResQ Thickening Treatment for thinning hair is a natural conditioner that is formulated with Biotin to strengthen and revitalize hair plus Caffeine to energize and invigorate hair follicles and encourage healthy hair growth. Certified Organic Peppermint, Rosemary, and Green Tea work together in our Original Formula to gently cleanse and fortify hair. We believe what's not in our products is just as important as what is, and that's why we are paraben-free, sulfate-free, vegan, and have banned over 1600 harmful ingredients. All of our packaging's is produced using 100% recycled Ocean Bound Plastic.