How to Convert Teaspoons to Milliliters
Converting teaspoons to milliliters is useful for measuring medicine (5 mL dose = 1 tsp), recipe precision, spice measurement. Our free online calculator delivers instant, accurate results.
20.00 tsp = 98.5784 mL
To convert teaspoons to milliliters, multiply by 4.92892.
Step-by-Step
- Start with your value: 20.00 tsp
- Multiply by 4.92892
- Result: 98.5784 mL
Formula: mL = tsp × 4.92892
💡 Memory Tip: 1 tsp = 4.93 mL. A standard medicine teaspoon = 5 mL. 3 tsp = 1 tablespoon = 14.79 mL.
Teaspoons to Milliliters Quick Reference
| Teaspoons | Milliliters | Common Reference |
|---|---|---|
| 0.25 | 1.23 | Quarter teaspoon |
| 0.5 | 2.46 | Half teaspoon |
| 1 | 4.93 | One teaspoon |
| 3 | 14.79 | One tablespoon |
| 48 | 236.59 | One cup |
Understanding Teaspoons and Milliliters
What is a Teaspoon?
A US teaspoon = 1/3 tablespoon = 1/6 fl oz = 4.92892 mL. The smallest standard cooking measure.
What is a Milliliter?
A milliliter = 1/1000 L. Used for precise measurements in cooking and medicine worldwide.
Key Conversion Facts
- 1 tsp = 4.92892 mL
- 3 tsp = 1 tbsp = 14.79 mL
- 1 tsp ≈ 5 mL (used in medicine)
- 1 Teaspoon = 4.92892 milliliters
✅ Free to use ✅ No registration required ✅ Accurate to 4 decimal places
Frequently Asked Questions
20 teaspoons equals 98.5784 milliliters. Multiply by 4.92892.
mL = tsp × 4.92892
For 20 tsp: 20 × 4.92892 = 98.5784 mL
Multiply your teaspoons value by 4.92892. Example: 10 tsp × 4.92892 = 49.2892 mL.
Yes — accurate to 4 decimal places using internationally standardized conversion factors. Suitable for cooking, science, and everyday use.
Common uses include measuring medicine (5 mL dose = 1 tsp), recipe precision, spice measurement. Our converter handles all these scenarios instantly.