Inaccurate?

Soul Boon

(Magic of Incarnum)

Necromancy [Incarnum]
Level: Sorcerer 2, Wizard 2, Cleric 3, Incarnum 2,
Components: V, S, M, DF,
Casting Time: 1 standard action
Range: Touch
Target: One living creature
Duration: 1 minute
Saving Throw: Will negates (harmless)
Spell Resistance: Yes (harmless)

When you cast this spell, you invoke the power of souls unborn to reinforce the recipient's essentia pool.
The creature touched gains 1 point of temporary essentia for every three caster levels, to a maximum of 5 points of essentia at caster level 15th.
These temporary essentia points can be used just like normal essentia points for as long as soul boon lasts.
Material Component: An empty insect cocoon.