Multivitamin Calculator — Daily Nutrient & Dosage Tool

Multivitamin Calculator

Estimate your daily nutrient needs, compare with your multivitamin, and see cost per day. Tailored to your age, gender, and lifestyle.

Step 1: Your Profile

Why this matters

Age, gender, and activity affect your recommended intake of vitamins like D, B12, and iron. Diet can highlight nutrients you might lack.

Step 2: Your Multivitamin

About multivitamins

Most multivitamins cover 100% of the Reference Daily Intake (RDI) for many nutrients, but some may be too high or low for your profile.

Your Multivitamin Summary

Summary
Nutrient Coverage
Cost Analysis

Daily Cost

$0.21
Covers ~78% of your estimated needs
Vitamin D (RDI %)
120%
Vitamin B12
150%
Iron (if applicable)
80%
Overall match
Good

Key Nutrients (% of your daily need)

Vitamin A
92%
Vitamin C
110%
Vitamin D
120%
B12
150%

How to interpret

Values near 100% mean the multivitamin meets your estimated daily need. Over 150% may be unnecessary, below 70% might indicate a gap.

Cost per Nutrient & Value

Annual savings vs. whole foods?

Daily cost = (price per bottle) / (servings per bottle) × daily dose

High‑quality multivitamins can be cost‑effective compared to buying each nutrient separately. This calculator shows the estimated cost per day.

Speak with a Registered Dietitian

Get a personalized supplement plan tailored to your blood work, diet, and health goals.

Consult a Nutritionist