Question: 1 teaspoon is equal to how many milligrams?
Answer: Teaspoon: It is a unit of measurement of volume of a medicine or dosage which is equal to 5 milliliters. The unit is abbreviated as tsp. Convert Milligrams (mg) to Teaspoons (tsp): 1 mg is approximately equal to 0.0002 tsps. One milligram is a relatively small quantity of table salt.