Compare Products: Vitamin Illuminating Serum vs Vitamin C Suspension 23% + HA Spheres 2%
Who It's Designed For
- Those looking to address uneven skin tone and dark spots
- Users who want vitamin C benefits without L-ascorbic acid irritation
- Sensitive skin types seeking a fragrance-free brightening serum
- People who prefer lightweight, non-sticky serum textures
- Those interested in barrier support alongside brightening actives
- K-beauty enthusiasts looking for a multi-functional serum
- Experienced vitamin C users who want maximum potency at minimum cost
- Those who have built tolerance to lower vitamin C concentrations
- Users willing to work with a challenging texture for strong active delivery
- Budget-conscious shoppers seeking L-ascorbic acid at 23%
- People who use vitamin C as a nighttime treatment
Key Ingredients
40% Acerola Fruit Water, 4% Niacinamide, 2% Arbutin, 5 types of Ceramides, 8 types of Hyaluronic Acid
23% L-Ascorbic Acid, 2% Sodium Hyaluronate (HA Spheres), Squalane
Product Composition
13% similarity (7 ingredients in common)
Only in EQQUALBERRY (38)▾
Only in The Ordinary (11)▾
User Feedback Patterns
Users consistently praise the serum for being lightweight and non-sticky. Several reviewers specifically note it absorbs quickly, unlike typical vitamin C serums.
Many users report improved skin tone and reduced dark spots within 2 to 4 weeks of consistent use. The brand cites an Intertek study showing 57.49% melanin area reduction in one week, though the full study methodology is not publicly available.
At 30ml, several users note the bottle runs out quickly, especially with daily use on face, neck, and body as suggested by the brand.
Some users report minimal visible change after several weeks. Most negative reviews cite underwhelming brightening results rather than irritation or breakouts.
Nearly all first-time users report significant stinging and tingling. This subsides for most within 1-2 weeks of regular use as skin builds tolerance.
Layering anything over this product commonly causes pilling. Users have found that applying it as the last step at night or mixing with a drop of oil reduces this issue.
Users who tolerate the texture report visible brightening, improved tone, and reduced dark spots. The $8 price point makes it a cult favorite despite the application challenges.
Due to texture and pilling issues, most users reserve this for nighttime use. It does not layer well under sunscreen or makeup.
Which Should You Buy?
The Ordinary Vitamin C Suspension 23% + HA Spheres 2% offers great value at a lower price point. EQQUALBERRY Vitamin Illuminating Serum may be worth the premium if you want 40% Acerola Fruit Water.