Using Promo Code when shopping at AG1 is just a few steps: You need to log in to your existing account at drinkag1.com or create a new account of your own; then, to select a product, you can browse the drinkag1.com product page to select a product and add it to your cart. Occasionally, they will offer you discounted products up to 60%. Next, it will jump to the payment page, select Coupon of your AG1 on the payment page, and complete the payment. Also, welcome to this promotion from AG1 on October: 10% Off Entirewide At Athletic Greens.