How many teaspoons in one fluid ounce?
There are 2 tablespoons to an ounce, and 3 teaspoons to each tablespoon, so there are 6 teaspoons in a fluid ounce.
One liquid ounce (or one fluid ounce as is more commonly known) equals six teaspoons. So... 1 tsp. = 1/6 fluid ounce or 0.1667 fl. oz (To convert teaspoons to ounces, divide the number of teaspoons by 6 to obtain the equivalent ounces. One fl. oz = 6 tsp. (To convert ounces to teaspoons, multiply by 6).