We Nethra Organic Farm who cultivate Costus pictus (insulin plant also called Costus Pictus, Spiral ginger, Fiery Costus, Spiral flag) medicinal plant and manufacture insulin leaf tea with the mixture of other herbs effective ingredients namely Green tea grade 1 Hyesh fanning, gymnema, giloy, avaram chenna (Senna Auriculata) fenugreek, Cardamom and cinnamon. Sample: 1 kg cost US$ 70 incl of Fedex/DHL shipment charges By Air Cargo FOB from Chennai, India Price (by Air) - US$ 36 per kg FOB MOQ -20 kg freight charges by Air may vary from US$ 10-15 per kg depending destination across globe, thru Fedex/DHL. Transit time 5-6 days Price (by Sea cargo) - US$ 36 per kg FOB MOQ -300 kg. Ship freight charges may vary from US$ 1.5-2.5 per kg and transit time 10-45 days depending port across globe.