I Ruined 3 Foundations Before Finding the Best Korean Sunscreen for Under Makeup — No White Cast, No Pilling

After testing five Korean SPF 50 sunscreens under the same foundation across a full workday, the Round Lab Birch Juice Sun Cream SPF 50+ is the clear winner for no white cast and zero pilling on all skin tones. Oily skin types should reach for Goodal Heartleaf; sensitive or acne-prone skin will get more from Mediheal Madecassoside. One mineral pick makes the list — but only if you’re willing to trade invisible finish for maximum skin kindness.