Infusion Strength Calculator

Work out the strength of an infusion or concentrate and how dilution changes it.

Usage Tip

Brew strong and dilute to taste – it is easier than fixing a weak batch.

Final Strength
g/L
After dilution
THE MATH
strength = ingredient grams ÷ liquid litres
Diluting multiplies the volume and divides the strength by the same factor.
Useful for cold-brew concentrate, syrups and flavour infusions.
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The calculators and tools on Formula Factory are provided for general guidance and informational purposes only. Results are estimates based on standard formulas and the values you enter — they do not constitute professional engineering, electrical, or architectural advice. Always verify calculations with a qualified professional before making decisions for any safety-critical, code-compliance, or commercial application. Formula Factory makes no representations or warranties as to the accuracy or completeness of any result, and accepts no liability for errors, omissions, or any outcomes arising from reliance on this information.