Formulated with amino acids and ceramide, this salon-level Pro Style Technology™ makes hair 3x stronger, 3x more manageable, and resistant from breakage (vs. How to use the Rich Moisture System: Step 1: Apply the TRESemmé Rich Moisture shampoo to wet hair liberally and gently massage the scalp and roots with fingertips to work into a lather. Because 70 years on, we believe in the power of style.