ProGrowth Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Difeel Biotin Pro-Growth Hair Oil Blend, 8 oz – Strengthens & Helps Reduce Breakage, Supports Thicker-Looking Hair, Lightweight Nourishing Formula, Made in USA Added to wishlistRemoved from wishlist 0 Add to compare $6.99