Question: 1 teaspoon sugar equals how much splenda?
Answer: I believe Splenda is 1:1 - so 1 tsp Splenda equals one teaspoon of sugar. Verify that. With that being said: 1/64 teaspoon of pure sugralose equals one tsp of Splenda. 1/64 teaspoon equals 1/2 smidgen - that's an actual measurement.