Psionic Body

(Psionics Handbook 3.0, page 49, DnD 3.0)

[Psionic]

Your mind reinforces your body.

Benefit

At 1st level, you may use your key ability modifier determined by your primary discipline, if a psion, instead of your Constitution modifier to determine bonus hit points. At higher levels, your bonus hit points are determined by your Constitution, as normal However, you now gain +1 hit point every time you learn a metapsionic feat.

Special

You may only take this feat as a 1st-level character.