How many mL is 1 tsp?
1 tsp = 5 mL
It is 5 mL, so saying 5 mL is fine — rounding is within 0.5%.
And how many tsp is 1 mL?
1 mL = 0.2 tsp
Formula: mL = tsp × 5
tsp to mL around this value
0.1 tsp0.5mL
0.2 tsp1mL
0.3 tsp1.5mL
0.4 tsp2mL
0.5 tsp2.5mL
0.6 tsp3mL
0.7 tsp3.5mL
0.8 tsp4mL
0.9 tsp4.5mL
1 tsp5mL
1.1 tsp5.5mL
1.2 tsp6mL
1.3 tsp6.5mL
1.4 tsp7mL
1.5 tsp7.5mL
1.6 tsp8mL
1.7 tsp8.5mL
1.8 tsp9mL
1.9 tsp9.5mL
2 tsp10mL