Metric Teaspoons to Milligrams: how it works
This mode uses the exact 5 mL metric teaspoon. Multiply the entered teaspoons by 5 mL, density, and 1000 to obtain milligrams.
Teaspoons measure volume and milligrams measure mass. Density in g/mL is the required bridge between them.
Metric Teaspoons to Milligrams formula
mg = metric tsp × 5 × density(g/mL) × 1000Internal calculations retain full precision; displayed results are rounded for readability.
01
Before you calculate
01One metric teaspoon is exactly 5 mL.
02One metric tsp of water is 5,000 mg at 1.000 g/mL.
03Metric and US teaspoons are not identical.
04Check which spoon definition your source uses.