Grown in a clean and pollution-free environment in a location called Swan Hil Victoria in Australia The plantation is certified by NASAA (no chemicals, no pesticides). Produced by the leading and the largest organic manufacturer of clean and pure natural nutritional products in Australia How is Salveo Barley Grass made? Harvested at a young age and at a perfect time where the barley grass are high in nutritional contents. They use a special low-temperature drying technology to preserve the nutrients of barley grass during the powdering process, documented and certified. Salveo 100% Pure & Organic Barley Grass.