20% off Everything & Free Delivery | CODE: OPTIMAY20

Find Your Personalised OPTIFAST Diet Plan

Calculate your BMI (Body Mass Index) and answer some quick questions to discover our recommended plan for you.

  • Discover your Body Mass Index range
  • Helpful nutrition advice
  • Recommended plans & products for your goal

Exclusions: Must be aged 18 - 65 and not pregnant, breastfeeding or planning to become pregnant.