NEW Head & Shoulders Clinical Dandruff Defense + Dry Scalp Rescue conditioner, brought to you by America’s #1 dermatologist-recommended brand. formula with zinc pyrithione infuses your hair with hydration that leaves your hair feeling luxuriously soft. Clinical Strength Dandruff Defense + Dry Scalp Rescue conditioner is infused with manuka honey and provides moisture for dryness. Beautiful hair grows from a healthy scalp.