The verdict
Across 84 authentic reviews, the Obagi Obagi Professional-C Serum 20% earns a 8.4/10 — positive sentiment, with reviewers focused on Hyperpigmentation and fading scars, Skin brightening and glow, Formula stability and oxidation.
Reviewers highlight: Fades stubborn discoloration; Brightens skin tone; Lightweight liquid texture; Fast acting results.
Common criticisms include: High price point; Prone to oxidation; Slight tingling sensation.
Based on 84 authentic reviews across Reddit, YouTube, and social media, the Obagi Obagi Professional-C Serum 20% scores 8.4/10 (positive sentiment).