Vitamin C Lip Treatment Smooth Cream Dry lips can often be a sign of certain vitamin deficiencies. The most common deficiencies associated with dry lips include: B Vitamins: Deficiencies in B vitamins, particularly B2 (riboflavin), B3 Zara Vitamin C on Lips: How This Lip Balm Transformed My Dry, Darkened Lips in Just Two Weeks Handmade Heroes Turmeric Lip Scrub with Vitamin C 100% Natural Vegan Exfoliant for Dark Dry Chapped Lips Deep Conditioning Sugar Polish 1oz Handmade Heroes