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Tools for specific health needs

Manage a Condition

Calculators for diabetes, hypertension, pregnancy, and other conditions. Always consult your healthcare provider.

Recommended tools for this goal

A curated selection of calculators for this goal.

Body Comp

BMI Calculator

Free BMI calculator with NIH health categories, body fat estimate, and ideal weight range. Instant results, mo...

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Body Comp

Waist-to-Hip Ratio

Calculate your waist-to-hip ratio (WHR) to assess abdominal fat and metabolic risk. Free WHR calculator with W...

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Macros

Fiber Calculator

Calculate your daily fiber needs based on calories and age. Free fiber calculator with food sources and tips t...

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Macros

Sugar Calculator

Calculate your daily sugar limit based on AHA and WHO guidelines. Free sugar calculator with hidden sugar sour...

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Macros

Sodium Calculator

Calculate your daily sodium limit based on health status and activity. Free sodium calculator with food source...

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Vitamins

Vitamin D Calculator

Calculate your daily vitamin D needs based on age, skin type, and sun exposure. Free vitamin D calculator with...

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Vitamins

Iron Calculator

Calculate your daily iron requirements based on age, sex, and pregnancy status. Free iron calculator with heme...

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Vitamins

Calcium Calculator

Calculate your daily calcium needs based on age and life stage. Free calcium calculator with food sources and ...

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Vitamins

Magnesium Calculator

Calculate your daily magnesium needs based on age and sex. Free magnesium calculator with food sources and def...

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Vitamins

Vitamin B12 Calculator

Calculate your vitamin B12 needs and deficiency risk based on diet and age. Free B12 calculator with food sour...

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Vitamins

Folate Calculator

Calculate your daily folate needs based on age and pregnancy status. Free folate calculator with food sources ...

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Vitamins

Omega-3 Calculator

Calculate your daily omega-3 (EPA/DHA) needs based on health goals. Free omega-3 calculator with fish and supp...

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Vitamins

Zinc Calculator

Calculate your daily zinc needs based on age and sex. Free zinc calculator with food sources and immune functi...

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Pregnancy

Due Date Calculator

Calculate your baby's due date from last period or conception date. Free due date calculator with trimester ti...

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Pregnancy

Conception Calculator

Estimate your conception date from due date or last menstrual period. Free conception calculator with fertile ...

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Pregnancy

Ovulation Calculator

Predict your ovulation date and fertile window based on menstrual cycle length. Free ovulation calculator with...

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Pregnancy

Pregnancy Weight Gain

Calculate recommended pregnancy weight gain based on pre-pregnancy BMI. Free calculator using Institute of Med...

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Pregnancy

Pregnancy Calorie Calculator

Calculate your daily calorie needs during pregnancy by trimester. Free pregnancy calorie calculator with weigh...

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Body Comp

Child BMI Percentile

Calculate BMI percentile for children and teens using CDC growth charts. Free pediatric BMI calculator with gr...

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Body Comp

BSA Calculator

Calculate Body Surface Area using Du Bois, Mosteller, Haycock formulas. Free BSA calculator used for drug dosi...

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Body Comp

ABSI Calculator

Calculate your A Body Shape Index (ABSI), a mortality risk predictor based on waist circumference. Free ABSI ...

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