Sarah Chen

Registered Dietitian (RD) · Health & Wellness Writer

Sarah Chen is a Registered Dietitian with clinical experience in nutrition, weight management, and metabolic health. Sarah reviews all health and fitness calculators on Calculatormatics to ensure the formulas align with current WHO, CDC, and peer-reviewed clinical guidelines.

Specialties

• BMI and body composition
• Caloric needs and TDEE
• Macronutrient ratios
• Basal metabolic rate
• Pregnancy nutrition

Calculators reviewed

• BMI Calculator
• Calorie Calculator
• TDEE Calculator
• BMR Calculator
• Macro Calculator
• Body Fat Calculator
• Ideal Weight Calculator
• Protein Calculator
• Pregnancy Calculator
• Keto Calculator