Our tea range satisfies the most severe requirements halal products are subject to. During the laboratory tests, it was found out that our premium buckwheat tea (Ku Qiao) contains much iron and magnesium, which is extremely beneficial to the heart and brain. Our products have no impurities (e.g. pesticides or toxic elements). Nature’s Own Factory buckwheat tea conforms to all hygiene standards, has no coloring agents, preservatives, or taste improvers. Every package offers natural taste of oatmeal cookies. When buying buckwheat tea from other manufacturers, make sure you check the company’s test and safety certificates first.