Formula provides gentle, effective salon results at home Trust the haircare experts at Ogilvie for a complete conditioning formula that helps safeguard your hair from dryness and frizz while ensuring lasting shine and curls. The B4 Pre-Perm Conditioner gently prepares your hair for a natural-looking perm. Restorative after-perm conditioners help balance your hairs moisture level for silkier hair and manageable curls that last.