Question: how often to use baking soda and lemon on face?
Answer: Step 1: Mix. In a small bowl, mix together lemon juice (or essential oil), baking soda and honey. ... 
Step 2: Apply to face. Remove all makeup and dirt with a gentle face wash and pat skin dry. ... 
Step 3: Relax. Let the mask sit on your face for about 5-15 minutes. ... 
Step 4: Rinse and Moisturize.