Liver and Kidney Conditions: Avoid if you have liver or kidney disease, unless cleared by your doctor.
Drug Interactions: It may interact with blood pressure drugs, diabetes drugs, sedatives, and antidepressants. Always check with your pharmacist or doctor before combining herbal teas with prescription medication.
Seeds Are Toxic: Never eat soursop seeds. They are not used in tea. Only use the leaves, and only from a reputable source.
A safe approach used in traditional practice is to drink it for short periods, such as 1 cup a day for 1 to 2 weeks, then take a long break. Do not use it continuously for months.
How to Buy and Store Soursop Leaves
Buy dried, organic soursop leaves from a reputable herbal supplier. Leaves should be whole, green-brown, and smell earthy, not moldy. Store in an airtight glass jar away from light and moisture. They keep for about 12 months.Avoid powders or capsules sold with cancer cure claims. Those products are unregulated and often contain much higher concentrations than tea.