Short verdict
Buy in Korea. Best purchased during a Korea trip, usually because of local access, price, testing, or limited bundles.
Olive Young Korea is best for in-store discovery, local promotions, and limited local bundles.
What to know
Buy in Korea if you want to test textures, compare shades, or catch store promotions. Buy online from Olive Young Global when you already know the product and do not want to carry liquids home.
What to avoid
Skip bulky basics that are easy to buy locally in your own country.
Final verdict: browse in Korea, reorder online.