BMI CALCULATOR

BMI Categories

• Underweight =<18.5
• Normal weight = 18.5–24.9
• Overweight = 25–29.9
• Obesity = BMI of 30 or greater

Pre-operatory low-carb protein enriched diet requirements based on your BMI:

• BMI 29 to 32  – 1 week
• BMI 33 to 39 – 2 to 3 weeks
• BMI 40 to 50 – 4 to 8 weeks
• BMI 51 to 60 – 8 to 12 weeks
• BMI of 61 and over requires at least 12 weeks on a pre-op diet and monthly follow up consultations with the surgeon.

Learn more about our recommended protein diet at Pre-Op Diet.