When Cortez invaded Mexico in the early sixteenth century, he found the Aztec people had been growing a nutritious, powerful antioxidant in high altitude lakes for unknown centuries. They were harvesting blue-green algae from Lake Texcoco to strengthen and increase their men’s health. . Today we call it ‘spirulina.’
Blue-green algae is one of the simplest, most primitive life forms on planet Earth. Many biologists think it was the first form of cellular life to develop. By producing chlorophyll, it learned to harness sunlight for energy.