Riboflavin Intake Calculator

Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources.

Riboflavin Intake Calculator

Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources.

Daily riboflavin (mg)

Sex

Enter values above and click Calculate — results will appear here with the formula explained.

RDA: M 1.3, F 1.1 mg; % = intake/RDA*100

How does this work?

RDA for riboflavin is 1.3mg men, 1.1 women 19+. This checks intake vs RDA.

Dairy, eggs, lean meats, almonds are sources. This is general info.

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Disclaimer: Results are estimates for informational purposes only and do not constitute professional medical advice. Consult a qualified professional for decisions.

What is Riboflavin Intake?

RDA for riboflavin is 1.3mg men, 1.1 women 19+. This checks intake vs RDA. Formula: RDA: M 1.3, F 1.1 mg; % = intake/RDA*100

Quick Answer

Riboflavin Intake Calculator: Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources. Formula: RDA: M 1. Example: With 1.

What it does: Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources.
Formula: RDA: M 1.3, F 1.1 mg; % = intake/RDA*100
Inputs: Daily riboflavin (mg) · Sex
Example: With 1.

Calculator Inputs at a Glance

Field	What to enter
Daily riboflavin (mg)	e.g. 1.5
Sex	Enter a value

All fields use the exact formulas shown below — results include step-by-step breakdowns you can verify by hand.

How to Use This Calculator

1Enter daily riboflavin mg and sex.
2Calculate to see % of RDA.
3If low, add dairy, eggs, almonds.

Formula Used

RDA: M 1.3, F 1.1 mg; % = intake/RDA*100

RDA for riboflavin is 1.3mg men, 1.1 women 19+. This checks intake vs RDA.

Dairy, eggs, lean meats, almonds are sources. This is general info.

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Worked Example

With 1.5mg intake, male RDA 1.3: 115% — more than enough.

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Frequently Asked Questions

QWhat is RDA?

1.3mg men, 1.1 women.

QToo much?

No UL, water soluble.

QDeficiency?

Rare, causes sore throat, cracks at mouth corners.

Quick Answer

Riboflavin Intake Calculator: Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources. Formula: RDA: M 1. Example: With 1.

What it does: Check riboflavin (B2) intake vs RDA — see mg/day, % of RDA and food sources.

Formula: RDA: M 1.3, F 1.1 mg; % = intake/RDA*100

Inputs: Daily riboflavin (mg) · Sex

Example: With 1.

Field

What to enter

Daily riboflavin (mg)

e.g. 1.5

Sex

Enter a value