Why drying temperature decides how much nutrition survives

A green powder is a fresh plant with the water taken out. How you take the water out decides whether you bought a living plant or a cooked one.

Grass leaves the field alive. It has chlorophyll, enzymes, and a smell like the plant it came from. To turn it into a shelf-stable powder, someone has to remove the water. The method decides how much of that living plant is still in the jar when it reaches you.

The common method is spray drying. Juice is sprayed into a chamber of hot air that goes in at 300 to 430°F, and the water flashes off in seconds. It is fast and it is cheap. It is also hot enough to cook the plant, and a cooked powder never gets that back. Enzymes are proteins, and that much heat unfolds them for good. The aroma compounds boil off with the water, which is why spray-dried greens smell flat.

Daily Greens and Adaptogens goes the other way. The grass is juiced fresh and the juice is dried at 106°F, on a low-temperature process first developed in 1999 and refined since. The water still leaves; the plant does not cook. Read how the whole process works for the long version.

The gap is wider than it sounds. Hot-dried powder leaves the dryer at 160 to 210°F, after passing through air three to four times hotter than that. This juice never goes above 106°F at any point in the cycle.

Smell is the easiest proof you have. If the powder smells like cut grass, the drying was gentle. If it smells like nothing, it was cooked.

Air into a spray dryer runs 300 to 430°F. This juice never goes above 106°F.

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