Convert Teaspoon to mL

Category: Various Measurements/Units
- July 05, 2025
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Convert between teaspoons (tsp) and millilitres (mL) with this simple calculator. Enter a value in either field to see the conversion result.

Volume Conversion

tsp
mL

Display Options

Conversion Results

Conversion Formula
1 US teaspoon = 4.93 millilitres
Common Conversions
1 tsp = 4.93 mL
2 tsp = 9.86 mL
3 tsp = 14.79 mL
4 tsp = 19.72 mL
Cooking Equivalents
3 tsp = 1 tablespoon
16 tbsp = 1 cup
1 cup = 236.6 mL
1 US fl oz = 29.57 mL

Calculation Steps

1. Starting with 1 teaspoon

2. Multiply by 4.93 to convert to millilitres

3. Result: 1 teaspoon = 4.93 millilitres

About Teaspoons and Millilitres

Teaspoons (tsp) and millilitres (mL) are units of volume used for measuring small quantities, particularly in cooking, baking, and medicine.

Teaspoon Standards Around the World
  • US Teaspoon: 4.93 millilitres
  • Metric Teaspoon: 5 millilitres (exactly)
  • UK Teaspoon: 5.92 millilitres

It's important to note which standard is being used when following recipes from different countries, as the differences can affect the outcome of sensitive recipes.

Common Uses

These volume units are commonly used for:

  • Measuring ingredients in cooking and baking
  • Administering medicine, especially liquid medications for children
  • Measuring small amounts of chemical solutions in laboratories
  • Adding flavourings and spices to foods and beverages
Historical Context

The teaspoon as a unit of measurement dates back to the 18th century. The millilitre, being part of the metric system, was established in 1795 during the French Revolution as one-thousandth of a litre.

Understanding the Convert Teaspoon to mL Calculator

Many people find themselves needing to convert teaspoons to milliliters and vice versa. This simple calculator makes that task easy. Whether you’re Cooking, baking, or just curious, you can enter a value in either the teaspoons or milliliters field to see the result instantly. It’s a handy tool for anyone wanting to ensure accurate measurements in the kitchen or for medicinal purposes.

The Importance of Accurate Measurements

Accurate measurements are key in cooking and baking. Using the right amount of an ingredient can make a big difference in the taste and texture of a dish. Here are some reasons why precise measurements matter:

  • Ensures consistent results in recipes.
  • Avoids waste of ingredients.
  • Helps maintain the intended flavour and quality of a dish.
  • Supports proper dosing in medicinal applications.

Teaspoon and Millilitre Definitions

Teaspoons (tsp) and millilitres (mL) are both units of volume. A teaspoon is commonly used in cooking, often for smaller quantities, while millilitres are part of the metric system. Understanding these units can help users convert between them effortlessly, especially when following recipes from different countries.

Common Conversions with the Calculator

The calculator provides quick conversions between teaspoons and millilitres. Here are some common conversions that users might find helpful:

  • 1 tsp = 4.93 mL
  • 2 tsp = 9.86 mL
  • 3 tsp = 14.79 mL
  • 4 tsp = 19.72 mL

Adjusting for Different Standards

When converting between teaspoons and millilitres, it’s important to note that there are different standards worldwide. The US teaspoon is not the same as the UK or metric teaspoon, which can lead to confusion. Here’s a quick overview of the different standards:

  • US Teaspoon: 4.93 millilitres
  • Metric Teaspoon: 5 millilitres
  • UK Teaspoon: 5.92 millilitres

How to Use the Calculator

Using the Convert Teaspoon to mL calculator is straightforward. Simply enter your value in one of the fields, and the Other field will automatically update with the converted amount. You can also adjust the number of decimal places displayed for your results, making it easier to read or match the required accuracy for your recipe.

Tips for Cooking with Measurements

Here are some useful tips to consider when using measurements in cooking:

  • Always use dry measuring spoons for dry ingredients and liquid measuring cups for liquids.
  • Level off your measuring spoons for accuracy.
  • When in doubt, use the calculator to ensure correct conversions.
  • Familiarise yourself with the standards used in your recipes.

The Historical Background of Measurement Units

The teaspoon and millilitre have rich histories. The teaspoon has been in use since the 18th century, while the millilitre was introduced as part of the metric system in 1795. Knowing the background of these units can enhance your understanding of their use today.