Compare Products: 10% Niacinamide Booster vs C15 Super Booster
Who It's Designed For
- Enlarged pores and uneven texture
- Uneven skin tone and dullness
- Post-acne marks and discoloration
- Fine lines and early aging concerns
- Those seeking a CE Ferulic serum with added peptide benefits
- Users who want collagen stimulation from both vitamin C and peptides
- People who prefer mixing a vitamin C booster into their existing products
- Prestige skincare shoppers who want the formula at Sephora
- Users comfortable with 15% L-ascorbic acid concentration
Key Ingredients
Niacinamide (10%), Ascorbyl Glucoside (Vitamin C), Licorice Root Extract
15% L-Ascorbic Acid, Ferulic Acid, Tocopherol (Vitamin E), Peptides (Tridecapeptide-1, Palmitoyl Tripeptide-5), Sodium Hyaluronate
Product Composition
26% similarity (11 ingredients in common)
Only in Paula's Choice (16)▾
Only in Paula's Choice (16)▾
User Feedback Patterns
The watery, almost runny texture surprises some users. It can feel like it's not "doing" anything. The brand intends for it to be mixed with other products, which helps with application.
At roughly 7x the price of The Ordinary's niacinamide serum, value is a common discussion point. Users who prefer it cite the more elegant texture, additional beneficial ingredients, and lack of pilling.
Most users report noticing effects (smoother skin, smaller-looking pores, more even tone) after several weeks of consistent use rather than immediate results.
The booster format gets consistent praise for layering easily. Users report no issues combining it with retinol, acids, or other actives.
Users consistently report visible brightening and improved skin tone within 2-4 weeks. The 15% concentration is effective for most users.
At $55 for 20ml, this is one of the priciest vitamin C serums relative to volume. Users note the small bottle size is a drawback for daily full-face use.
Multiple reviewers report receiving bottles that appear already oxidized (yellow or orange). This is a recurring complaint that the brand has acknowledged.
The booster format is praised for flexibility. Users mix it with moisturizer, sunscreen, or other serums without issues.
Which Should You Buy?
Paula's Choice 10% Niacinamide Booster offers great value at a lower price point. Paula's Choice C15 Super Booster may be worth the premium if you want 15% L-Ascorbic Acid.