For best results, use in the final stages of preparation or just before serving. For drinks, add the drop(s) first in the container and pour the drink on top. Shake well before use. If stored correctly, stays fresh for up to 3 years. Spice Drops® mix easily with your chosen food and drink. They match the proportion of emulsifier to each concentrated spice extract. Water-soluble. Fat-soluble. Emulsifier is derived from plants.