Mass per volume density.
Grams per Tablespoon to Milligrams per Teaspoon Converter — g/tbsp to mg/tsp
Convert Gram per Tablespoon (g/tbsp) to Milligram per Teaspoon (mg/tsp) using the exact conversion factor (1 gram per tablespoon = 333.3333333 milligram per teaspoon). See the formula, worked examples, and conversion table.
Grams per Tablespoon to Milligrams per Teaspoon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 67.6280454 / 0.2028841362.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Tablespoon to Milligrams per Teaspoon
Gram per Tablespoon and Milligram per Teaspoon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
milligrams per teaspoon = grams per tablespoon × 333.333333333
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per tablespoon equals 67.6280454037 base units, and 1 milligram per teaspoon equals 0.202884136211 base units, so dividing one by the other gives the direct gram per tablespoon-to-milligram per teaspoon factor of 333.333333333.
Simple example
1 g/tbsp × 333.3333333 = 333.3333333 mg/tsp
1 gram per tablespoon = 333.3333333 milligrams per teaspoon.
Real-world example
1,000 g/tbsp × 333.3333333 = 333,333.3333 mg/tsp
1,000 grams per tablespoon = 333,333.3333 milligrams per teaspoon.
Conversion table
| Gram per Tablespoon (g/tbsp) | Milligram per Teaspoon (mg/tsp) |
|---|---|
| 0.1 g/tbsp | 33.33333333 mg/tsp |
| 1 g/tbsp | 333.3333333 mg/tsp |
| 10 g/tbsp | 3,333.333333 mg/tsp |
| 100 g/tbsp | 33,333.33333 mg/tsp |
| 1,000 g/tbsp | 333,333.3333 mg/tsp |
| 10,000 g/tbsp | 3,333,333.333 mg/tsp |
Reverse conversion: Milligram per Teaspoon to Gram per Tablespoon
333.3333333 mg/tsp × 0.003 = 0.9999999999 g/tbsp
333.3333333 milligrams per teaspoon = 0.9999999999 grams per tablespoon.
grams per tablespoon = milligrams per teaspoon × 0.003
For a page dedicated to this direction, see Milligram per Teaspoon to Gram per Tablespoon.
Understanding the Gram per Tablespoon (g/tbsp)
Mass per volume density.
Understanding the Milligram per Teaspoon (mg/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per teaspoon are in 1 gram per tablespoon?
1 gram per tablespoon equals 333.3333333 milligrams per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert gram per tablespoon to milligram per teaspoon?
Multiply the gram per tablespoon value by 333.3333333. The converter above does this instantly to whatever precision you set.
How do I convert milligram per teaspoon back to gram per tablespoon?
Use the reverse factor: 1 milligram per teaspoon equals 0.003 grams per tablespoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per tablespoon?
Gram per Tablespoon (g/tbsp) is a unit of density.
What is a milligram per teaspoon?
Milligram per Teaspoon (mg/tsp) is a unit of density.
Is the gram per tablespoon to milligram per teaspoon conversion exact?
Yes. Both gram per tablespoon and milligram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 333.3333333 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.