Prāṇāyu has selected very high nutritional density varieties, with a high therapeutic power. A specification was developed by a group consisting of an Ayurvedic physician and members of the ādivāsī community. Thus Prāṇāyu seeds meet the following criteria as much as possible:

. High macro and micro-nutritional values,

. Complementarities to constitute the entirety of a healthy diet,

. Endangered species,

. Traditional varieties of ancient cultures,

. High agricultural yield,

. Therapeutic properties,

. Fertilizing capacities, by capturing and restoring the mineral elements to enrich the soils,

. Adaptability to the demands of climate change,

. Clean up the soil of properties,

. Decontaminating and purifying actions of water resources,

. Carbon recapture power of the air.