These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Active Ingredient Strength is another area of separation. Naturium Vitamin C Super Serum Plus scores 8.2 here versus 7.8 for innisfree Retinol Green Tea PDRN™ Firming & Smoothing Serum-Infused Mask. That difference comes down to how each formula is built — the ingredient list tells the story.
Naturium Vitamin C Super Serum Plus brings Niacinamide, Ascorbic Acid, and Glutathione as actives, while innisfree Retinol Green Tea PDRN™ Firming & Smoothing Serum-Infused Mask relies on Lactobacillus Ferment Lysate, Niacinamide, and Arginine. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Both sit in the budget bracket, so value comes down to formulation quality. Naturium Vitamin C Super Serum Plus gets the nod here with its 8.7 overall score — you're getting more for a similar outlay.