Eternal Youth is a keystone passive skill which causes energy shield recharge to apply to life, but halves your life regeneration and life leech.
From PoE 3.11.0, it was added to the main skill tree.
Eternal Youth Keystone
This keystone will conquer any keystones within the radius of a Glorious Vanity jewel with modifier Bathed in the blood of (100–8000) sacrificed in the name of Zerphi.
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