NSI was established in 1993 with the acquisition of a long-time favorite brand of saccharin tablets. The sugar substitute product line has been expanded to include aspartame based tablet products. Necta Sweet is the best selling saccharin tablet brand in the United States. Necta Sweet Sugar Substitute Tablets have rapidly become America's Best Selling Saccharin Tablets for a variety of reasons. For instance, unlike other brands, Necta Sweet Tablets are truly calorie free and low carbohydrate in content. There is no lactose or dextrose in this specially-designed formulation. Herbspro.com is proud to carry the entire range of this fine brand.