Step 1: Scan the QR code printed on the voucher or visit www.garnierserumpromo.com 
Step 2: Enter the voucher code, name, mobile number and email Id (Optional), date of purchase, state, city, invoice number and upload the bill and click on Submit. 
Step 3: Authenticate your mobile number with the OTP 
Step 4: Post successful bill verification the reward code will be processed within 24-48 business hours.