Prop 65 compliance calculator

Product Serving Size (g)

% of Ingredient

Lead ppb

Cadmium ppb

Arsenic ppb

Mercury ppb

lead limits under proposition 65

Proposition 65 establishes Maximum Allowable Dose Levels (MADLs) for reproductive toxins and No Significant Risk Levels (NSRLs) for carcinogens.
The lead levels threshold is as follow:

	NSRL	MADL
Lead	15 µg/day	0.5 µg/day
Cadmium	0.05 µg/day	4.1 µg/day
Arsenic	10 µg/day	Not Established
Mercury	Not Established	0.3 µg/day

Disclaimer

This calculator is intended for informational and estimation purposes only. It provides a theoretical calculation of heavy metal concentration (in ppb) in a finished food product based on user-input ingredient data and serving size. The results do not constitute regulatory advice or guarantee compliance with any specific legal limits, including those set by the FDA, EU, or other governing bodies. Actual levels may vary based on manufacturing processes, ingredient variability, and laboratory testing. Users are responsible for validating results through appropriate analytical testing and ensuring compliance with applicable food safety regulations.

Prop 65 compliance calculator

Calculation Results