Ralph's Regular and Diet Snow Snow Cone Syrup is made with cane sugar. It is blended to produce that famous New Orleans SnoBall taste. Our sugar-free syrup is made with a special blend of splender and stevia that produces a cane sugar taste, no off-taste or weird after-taste All syrup types have a 6 month shelf life. Store away from direct sunlight or bright light in order to maximize shelf life anf retain the beautiful colors. Ralphs concentrate flavoring is made with the finest gourmet ingredients available. The concentrate snow cone flavoring has a 2-year shelf life.