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Mg to Teaspoon Converter

Convert milligrams to teaspoons and back using ingredient density for precise kitchen measurements.

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Milligrams to Teaspoons Converter

The Mg to Teaspoon Converter converts between milligrams (mass) and teaspoons (volume). Teaspoons are widely used in cooking and for measuring small supplement doses. One US teaspoon equals $5\ mL$.

Conversion Formula

To convert milligrams to teaspoons:

$$\text{tsp} = \frac{mg}{\rho \times 5 \times 1{,}000}$$

To convert teaspoons to milligrams:

$$mg = \text{tsp} \times 5 \times \rho \times 1{,}000$$

Where $\rho$ is ingredient density in $g/mL$. For honey at $1.42\ g/mL$, one teaspoon weighs about $7.1$ grams or $7{,}100$ mg.

Common Conversions

Ingredient 1 tsp (mg)
Water5,000 mg
Honey7,100 mg
Sugar4,200 mg
Salt6,000 mg
Flour2,965 mg

Related Tools

Try the Mg to Tablespoon Converter, Grams to Teaspoons Converter, or Cups to Teaspoons Converter.

Frequently Asked Questions

How many teaspoons is 7,100 mg of honey?

At a honey density of 1.42 g/mL, 7,100 mg (7.1 g) equals exactly 1 teaspoon.

How many mg are in one teaspoon of water?

One teaspoon of water weighs about 5,000 mg (5 grams). Water has a density of 1 g/mL and one teaspoon equals 5 mL.

Why does ingredient type matter?

Different ingredients have different densities. A teaspoon of salt weighs more than a teaspoon of flour because salt is denser.

How many tablespoons are in a teaspoon?

One teaspoon equals one-third of a tablespoon. Three teaspoons make one tablespoon.

Can I use a custom density?

Yes. Select Custom Ingredient and enter the density in g/mL for any substance not in the preset list.