how many ml in a tsb
Convert teaspoons to milliliters. (tsp to ml) 1 US teaspoon (tsp) = 4.92892159 milliliters (ml) = 1/3 US tablespoons (tbsp) = 1/6 US fluid ounce (fl. oz.). The teaspoon is rounded to precisely 5 mL by US federal regulations for food labeling purposes.