For National Vitamin C Day (April 4, 2026), top beauty brands and retailers are offering significant discounts on brightening serums and skincare. Ulta — Free 9 Piece Vitamin C Skin Care Sampler with select $90 sitewide shipped purchase (April 4 only). Ulta Spring Haul Event is coming April 10 – 18, preview live now. See all Ulta gift with purchase offers, Ulta Sale Page, Ulta coupon. Ulta App deals. NORDSTROM — Missha Vita C Plus Skincare 4-Pc Set for $39 (reg. $58), Timeless Skin Care 20% Vitamin C + E Ferulic Acid Serum for $23.76 (reg. $27.95) and Timeless Skin Care 10% Vitamin C + E Ferulic Acid Serum for $64.56 (reg. $75.95). Get a FREE 12-Piece Beauty Gift with Purchase when you spend $125 in Beauty & Fragrance. Explore all Nordstrom luxury…
