Mg to Teaspoon Converter – Instant Mg to Tsp Conversion

Easily convert milligrams (mg) to teaspoons (tsp) with our fast and accurate online converter.

MG to Teaspoon Converter Tool
Enter a value to convert between milligrams and teaspoons with bidirectional conversion (1 teaspoon ≈ 4928.92 mg for water)
Note: This converter uses water density as reference (1 teaspoon = 4928.92 mg). Different substances have different densities, so actual weight may vary significantly.

No more confusing kitchen math. Our mg to teaspoon converter gives you instant and accurate results for cooking, baking, nutrition, and supplements. Whether you want to convert teaspoon to mg or mg back to teaspoons, this tool saves time and avoids mistakes. 

Why Users Love This Mg to Teaspoon Converter

  • Precise results: Uses exact formulas so 1 teaspoon equals the right number of milligrams.

  • Instant answers: Type your value and see results immediately.

  • Clear display: Shows rounded and exact values for easy reading.

  • Two-way conversion: Works for both mg to teaspoons conversion and teaspoon to mg conversion.

  • Works anywhere: Fast on mobile, tablet, or desktop for cooking, labs, and fitness.

How to Use Our Mg to Teaspoon (mg to tsp) Converter

  1. Enter the value in mg or tsp.

  2. Choose the unit you want to convert to.

  3. Get instant results in the box.

Tip: Remember that conversion may vary with density (salt, sugar, flour, and powders differ from water).

What is Milligram (mg)?

A milligram (mg) is a metric unit of mass equal to 1/1000 of a gram (0.001 g). It is commonly used in medicine, supplements, and nutrition labels where very small amounts are measured.

Key Facts About Milligram (mg):

  • 1 mg = 0.001 g

  • 1000 mg = 1 g

  • Common in tablets, spices, and micro-measurements

  • Abbreviation: mg

What is Teaspoon (tsp)?

A teaspoon (tsp) is a standard unit of volume used in cooking and baking. In the U.S. standard system, 1 teaspoon = 5 milliliters (ml).

Key Facts About Teaspoon (tsp):

  • 1 tsp = 5 ml

  • 1/2 tsp = 2.5 ml

  • 1/4 tsp = 1.25 ml

  • Abbreviation: tsp

Mg to Teaspoon Conversion

The formula depends on the density of the substance (since mg is weight and tsp is volume).
For general cooking (water-like liquids), we use:

Formula:

(Because 1 tsp ≈ 5000 mg of water-based liquid)

Mg to Teaspoon Conversion Examples

500 mg to teaspoon

Answer: 500 mg = 0.1 tsp

100 mg to teaspoon

Answer: 100 mg = 0.02 tsp

400 mg to teaspoon

Answer: 400 mg = 0.08 tsp

600 mg to teaspoon

Answer: 600 mg = 0.12 tsp

Applications of Mg ⇄ Teaspoon Conversion

  • Cooking and baking recipes using small spice amounts

  • Nutrition and supplement doses

  • Laboratory experiments with powders and liquids

  • Baby formula or health shakes

  • Fitness supplements and protein powders

Teaspoon to Mg Conversion

To convert the other way:

Formula:

Teaspoon to Mg Conversion Examples

1/2 teaspoon to mg

Answer: 1/2 tsp = 2500 mg

1/4 teaspoon to mg

Answer: 1/4 tsp = 1250 mg

1/8 teaspoon to mg

Answer: 1/8 tsp = 625 mg

1/16 teaspoon to mg

Answer: 1/16 tsp = 312.5 mg

Quick Reference Table for Mg to Teaspoon (mg to tsp)

 

Milligrams (mg)Teaspoons (tsp)
100 mg0.02 tsp
400 mg0.08 tsp
500 mg0.1 tsp
600 mg0.12 tsp
1000 mg0.2 tsp
2500 mg0.5 tsp
5000 mg1 tsp

Make every recipe, supplement, or lab measurement stress-free. Use our mg to teaspoon converter at Digital Calculator for accurate, instant results anytime, anywhere

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Published: 8/25/2025