24.6446
mL
1.6667
tbsp
0.8333
fl oz
24.6446
mL
1.6667
tbsp
0.8333
fl oz
The Teaspoons to Milliliters Converter provides precise teaspoon to milliliter conversion for cooking, baking, and medicine dosing.
One US teaspoon equals 4.92892 mL Understanding this conversion is essential for professionals, students, and everyday users working in cooking, agriculture, engineering, and scientific applications that require accurate volume conversions across different measurement systems.
Our converter uses internationally standardized conversion factors, ensuring results are accurate and reliable. Simply enter your value and receive instant results in multiple related units.
1 US teaspoon = 4.92892 mL. 1 metric teaspoon = 5 mL. 3 teaspoons = 1 tablespoon. 6 teaspoons = 1 fluid ounce.
The results use exact international conversion factors. Compare values against standard reference tables to verify accuracy. Use the appropriate unit for your application — metric for international standards, US customary for American recipes and measurements.
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Default value conversion.
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Scaled-up conversion.
1 US teaspoon = 4.929 mL. 1 metric teaspoon = 5 mL exactly.
Exactly 3 US teaspoons in 1 US tablespoon.
5 mL = 1 metric teaspoon. A US teaspoon is 4.929 mL — very close but not exact.
6 US teaspoons = 1 US fluid ounce.
Common medicine doses are 1 teaspoon (5 mL) or 2 teaspoons (10 mL). Always use the metric measurement for accuracy.
All conversions use exact international definitions where available, providing results accurate to floating-point precision.
Yes, simply use the inverse formula or look for the reverse converter in our collection.
This conversion is commonly used in cooking, baking, and medicine dosing.
This conversion uses internationally defined exact factors wherever possible. Any approximation is noted in the formula section.
Conversion factors are from NIST, BIPM (International Bureau of Weights and Measures), and ISO standards.
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