If your e-liquid recipe is too sweet, add a drop of Tart & Sour to it. Tart & Sour adds zest to just about any DIY e-juice mix, especially dessert and candy flavors.

This flavor enhancer is a mix of natural Citric acid and Malic acid that adds a sour zing to your flavor blends.

Water soluble

Ingredients: Natural Flavors, Water