What distinguishes the current HairCovery serum and the 2026 shampoo
HairCovery®: Current Hair Serum and Shampoo No Longer Listed
HairCovery® Strengthening & Thickening Hair Serum is a current leave-in scalp formula for fuller-looking volume and a silky finish; the documented 2026 HairCovery® Thickening & Volumizing Shampoo shared its peptide-and-clover approach. The Shampoo is not currently listed.