Where Paula's Choice Clinical 1% Retinol Treatment really shines is active ingredient strength, scoring 7.1 compared to Anua Heartleaf 80% Soothing Ampoule's 4.7. Its formula features Retinol, Palmitoyl Tetrapeptide-7, and Dipotassium Glycyrrhizate in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Paula's Choice Clinical 1% Retinol Treatment scores 9.8 here versus 7.9 for Anua Heartleaf 80% Soothing Ampoule. That difference comes down to how each formula is built — the ingredient list tells the story.
Paula's Choice Clinical 1% Retinol Treatment brings Retinol, Palmitoyl Tetrapeptide-7, and Dipotassium Glycyrrhizate as actives, while anua Heartleaf 80% Soothing Ampoule relies on Niacinamide, Allantoin, and Dipotassium Glycyrrhizate. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Both sit in the mid-range bracket, so value comes down to formulation quality. Paula's Choice Clinical 1% Retinol Treatment gets the nod here with its 8.9 overall score — you're getting more for a similar outlay.