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. Farmacy 1% Vitamin A Retinol Serum scores 5.9 here versus 5.5 for innisfree Retinol Green Tea PDRN™ Toner for Smoothing & Firming. That difference comes down to how each formula is built — the ingredient list tells the story.
Farmacy 1% Vitamin A Retinol Serum brings Ceramide Np, Tocopherol, and Retinol as actives, while innisfree Retinol Green Tea PDRN™ Toner for Smoothing & Firming relies on Lactobacillus Ferment Lysate, Niacinamide, and Adenosine. Both approaches have merit, but the positioning and supporting ingredients make the difference.
At premium pricing with a score of 9.1, Farmacy 1% Vitamin A Retinol Serum delivers strong value. innisfree Retinol Green Tea PDRN™ Toner for Smoothing & Firming sits at the mid-range level with a 9.0 score — the extra cost doesn't translate to better scores here.