Sources: U.S. National Academies of Sciences (2005), Mayo Clinic, American College of Sports Medicine (ACSM), European Food Safety Authority (EFSA).
Methodology: 30ml/kg body weight • +10% for males (higher muscle mass) • +250-750ml based on exercise intensity • +400ml for hot conditions
⚠️ Disclaimer: This calculator provides general estimates. Individual needs vary based on health conditions, medications, and other factors. Consult healthcare providers for personalized advice. Signs of proper hydration include pale yellow urine and adequate energy levels.