Explanation

What is BMR?

BMR (Basal Metabolic Rate) estimates calories your body needs at rest.

What this calculator does

Estimate basal metabolic rate (Mifflin-St Jeor).

Inputs you need

• Sex
• Weight (kg)
• Height (cm)

Formula

Mifflin-St Jeor:

• Male: 10w + 6.25h - 5a + 5
• Female: 10w + 6.25h - 5a - 161

Example

Male, age 30, 70 kg, 175 cm:

• BMR ≈ 1649 kcal/day

Quick input set you can try:

• Sex: 30
• Weight (kg): 70
• Height (cm): 175

FAQ

1) What does this calculator help with? It helps you calculate BMR quickly and with consistent formulas.

2) Which formula is used? It uses the standard method shown in the formula section on this page.

3) Can I use decimal values? Yes. Decimal values are supported for most numeric fields.

4) Should I rely on this for final decisions? Use it as a practical estimate, and verify critical decisions with official documents or expert advice.