Contact Us

For product guidance concerning the store's current product categories: Custom Bundle or help before and after an order, customers can reach COSRX using the verified details below.

Order and Return Messages

Include the order number when contacting COSRX about a purchase so the support team can investigate efficiently.

Do not send a return until COSRX has approved it and supplied a prepaid label or equivalent free return arrangement.

How to Reach Us

Brand or store name: COSRX Email: support@cosrxdew.shop Phone: 512-728-2937 Physical address: 16529 Victory Blvd, Van Nuys, California, 91406, United States

Regular support hours are Monday to Friday, 9:00 AM–5:00 PM (Pacific Time (PT)), based on the store’s confirmed timezone and otherwise stated as local time.

Verified Merchant Details

Merchant name: COSRX
Trading name: COSRX
Support email: support@cosrxdew.shop
Support telephone: 512-728-2937
Business address: 16529 Victory Blvd, Van Nuys, California, 91406, United States
Service schedule: Monday to Friday, 9:00 AM–5:00 PM (Pacific Time (PT))