There is a sentence most of us know: you are what you eat. Ayurveda makes a quiet correction: you are what you can digest.
Everything that enters the body, food, impressions, experience, has to be transformed before the body can use it. The force that does this is called Agni, the fire. It is the center to which everything in Ayurveda returns: a weakened fire turns even the best food into a burden. A clear fire turns even simple food into substance. Hence the old rule: first Agni, then everything else.
And Agni is not one state, but several. It can burn calmly, too sharply, too weakly, or irregularly. Which state is yours right now cannot be tested, but it can be read, by its signs. And it is this recognition that changes how you eat: no longer by feeling or by rule, but by what your fire needs right now.
Here, what belongs to Agni grows little by little.
Agni, the Fire That Transforms What Agni is, when it burns well, and how to recognize the four states by their signs.
The Two Voices Why an irritated fire craves exactly what keeps it out of balance. Beyond a lack of willpower.
How Agni Is Tended Rhythm, warmth, and why a fire that burns too sharply needs the opposite of one that burns too weakly.
Ama, the Undigested What remains when the fire does not finish transforming. A closer look at what we are too quick to call “waste.”
Agni is the ground on which the seven layers are built. How transformed substance becomes the body is shown in → The Seven Dhatus.