How Can You Track and Compare Nutrients in the Foods You Eat?

You can track and compare nutrients in your food by logging meals in a nutrition tracker, reviewing your daily totals against targets, and comparing individual foods or recipe ingredients side by side. MyFoodData is built for this: it tracks 30+ nutrients, lets you log foods and recipes, and shows comparisons of everything you log. The free account covers the core tracking and comparison features; Premium removes ads and adds sharing and unlimited photo/voice entry.

Start by deciding which nutrients you actually care about

Tracking everything at once is noisy. Pick a small set based on your goal:

• Protein and amino acids — if you're building or maintaining muscle, or checking whether a plant-based mix covers all essential amino acids.
• Vitamins and minerals — if you're addressing a specific gap (iron, calcium, B12, vitamin D) or just want broad micronutrient coverage.
• Macros (calories, carbs, fat, protein) — if weight or energy balance is the main question.

MyFoodData tracks 30+ nutrients and shows an amino acid profile when you build recipes, so you can go deeper than macros without switching tools.

Log your meals to get a daily nutrient picture

1. Create a free account (no credit card required).
2. Search for a food and add it to your log, or scan a package barcode to pull it up quickly.
3. Enter the amount you ate.
4. Repeat for each meal.
5. Open your results view to see nutrient totals for the day against your custom targets.

The expected result is a running total per nutrient, so you can see at a glance which ones you've met and which are still short. MyFoodData also lets you view comparisons of all the foods you log, which turns a day of entries into a ranked view of where your nutrients came from.

Compare foods and ingredients side by side

This is where tracking turns into decisions. Two approaches:

Compare whole foods. Log or search several foods and view their nutrient data next to each other. If you're choosing between two breakfast options, the comparison shows which delivers more of your target nutrient per serving.

Compare recipe ingredients. The recipe nutrition calculator lets you tab between ingredients and see how each one shifts the combined nutrition. You can also view the amino acid profile of the finished recipe — useful when combining grains and legumes to cover essential amino acids.

A practical example: if your logged day is short on iron, compare a few candidate foods at the same serving size, pick the one that closes the gap without blowing past your calorie target, and swap it into tomorrow's plan.

Check data quality before you trust a number

Not all food databases are equal. Crowdsourced entries can be incomplete or wrong. MyFoodData marks foods with Verified Badges (Checkmark and Checkmark+) in search results, indicating entries with the most complete data. When a nutrient number matters to a decision, prefer a verified entry over an unverified one — and if a food has no verified version, treat its micronutrient values as approximate.

Build recipes and meal plans around the results

Once you know your gaps, you can plan rather than react:

• Save recipes and reuse them, so recurring meals don't need re-entry.
• Use day plan and food log meal entry to sketch a full day before you eat it.
• Print or share your foods, recipes, and meal plans — MyFoodData keeps them organized in one place.
• Log on the go from the Android or iOS app after planning on the web.

What's free and what Premium adds

If you only need to log foods and compare nutrients, the free tier covers it. Premium is worth considering if ads bother you, you want to manage profiles for other people, or you want to log by photo or voice instead of typing.

Common snags

• Serving-size mismatch. Comparing foods at different serving sizes gives misleading results — normalize to the same amount before deciding.
• Incomplete entries. A food with missing micronutrient fields will look artificially low. Check for a verified badge.
• Targets set once and forgotten. Custom targets should reflect your current goal; revisit them when your goal changes.
• Logging without reviewing. The value is in the results view and comparisons — logging alone doesn't tell you anything.