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Nutrition & nutritional science

DGE nutrient reference calculator

Look up selected DGE/ÖGE reference values for adult groups.

Your result

Complete the fields and calculate.

Calculation method and formula

Nutrient + Person group → DGE/ÖGE

Understand the inputs

Nutrient
Choose the matching option; it determines the table value or calculation variant.
Person group
Choose the matching option; it determines the table value or calculation variant.

Assumptions and limitations

The table uses selected DGE/ÖGE reference groups of healthy adults. Age groups and pregnancy stages are not interchangeable. An intake value is not a diagnosis or an additional supplement amount.

The adult selection is not a complete age table. The iron value for women (16 mg) refers to menstruating adults. General pregnancy zinc values refer to the second/third trimester; the first trimester is available in the dedicated zinc calculator. Pregnancy vitamin C applies from month four. Check the original table for other life stages.

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation.

Worked example

Illustrative values. Replace them with your own inputs for your calculation.

Nutrient
Calcium
Person group
Adult woman
Example result1,000 mg/day

Guide based on DGE/ÖGE adult reference values. Age, health and individual circumstances can change needs.

Model revision: October 17, 2026 · How CleverCalc works

FAQ

Frequently asked questions

How does DGE nutrient reference calculator work?+

Nutrient + Person group → DGE/ÖGE. The table uses selected DGE/ÖGE reference groups of healthy adults. Age groups and pregnancy stages are not interchangeable. An intake value is not a diagnosis or an additional supplement amount.

What assumptions should I consider for this result?+

The adult selection is not a complete age table. The iron value for women (16 mg) refers to menstruating adults. General pregnancy zinc values refer to the second/third trimester; the first trimester is available in the dedicated zinc calculator. Pregnancy vitamin C applies from month four. Check the original table for other life stages.

How accurate is the result?+

The formula uses the specified units. Displayed numbers are rounded; whole packs, item counts and full time periods may also be rounded within the calculation. Health values are general information, not a diagnosis or personal treatment recommendation.

Is this calculator free?+

Yes. Calculations and PDF export work without an account or registration.

What happens to my inputs?+

Calculations run in your browser. Results are saved locally only when you add them to My results; favourites and history are also local. Shared links contain your values. The currency tool requests the selected currencies from its rate provider without sending your amount.

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