Calculadora de Micronutrientes (DRI simplificado)

Checagem rápida de vitaminas/minerais. DRI para adulto médio.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

Vit C (% DRI)
100
Ferro (% DRI)
100
Cálcio (% DRI)
100

Formula

% DRI = consumo / recomendado × 100

About this calculator

The Micronutrient Calculator (simplified DRI) is a practical tool for quickly checking whether your daily intake of vitamins and minerals meets nutritional recommendations. It uses the Dietary Reference Intakes (DRI) for an average adult, calculating the percentage of each nutrient relative to the recommended value. The result is displayed clearly, making it easy to identify deficiencies or excesses in your diet.

How it works: simply enter the amount of each micronutrient consumed (in milligrams, micrograms, or other units), and the tool compares it to the DRI reference values. The formula used is: % DRI = (intake / recommended) × 100. For example, if your vitamin C intake is 60 mg and the recommendation is 90 mg, the result will be 66.7% of the DRI. This helps you monitor your diet without hassle.

When to use? Ideal for people who want to track their nutrient intake without needing to consult complex tables. Useful for those on a diet, with dietary restrictions, or simply wanting to ensure a balanced diet. It can also be used by health professionals as an initial screening, but it does not replace a full nutritional assessment.

Important considerations: DRI values vary by age, sex, pregnancy, and health conditions. This calculator considers an average adult, so results may not be accurate for children, the elderly, pregnant women, or athletes. Never use the data to self-medicate; consult a nutritionist for personalized guidance. Also, remember that DRI is a general reference and does not account for nutrient bioavailability.

Frequently asked questions

What does DRI mean?

DRI stands for Dietary Reference Intake, a set of recommended nutritional values for healthy people based on age and sex.

Do I need to enter each nutrient individually?

Yes, you enter the amount of each micronutrient you consumed. The calculator compares it to the reference value and shows the percentage achieved.

Is this calculator suitable for pregnant women?

Not exactly, as DRI values for pregnant women are different. This version uses data for an average adult. Consult a professional for specific needs.

Can I use it to check for vitamin deficiencies?

The tool provides an indication, but it does not replace blood tests or medical evaluation. Use it as a guide, not a diagnosis.

Are DRI values the same in Brazil?

Brazil adopts the DRIs from the US Institute of Medicine, with some adaptations. This calculator follows common international standards.

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