Buying K-beauty online: skincare patch test directions
A first-party guide about skincare patch test directions.
THE CAST offers K-beauty products online. When considering skincare patch test directions, check the information for your selected items and delivery destination.
Check the relevant details
Read the product directions and cautions before using a new skincare item.
Review conditions for your order
Individual reactions vary; if the label recommends a patch test, follow its instructions and stop use if irritation occurs.
Before completing the purchase
Review the current order summary, delivery eligibility and return terms. Contact the seller when an important detail is missing or unclear.