Your health recalculates when equipping/unequipping a gStands stands.
When equipping a gStands stand with 23 of health, your 1500 Health will be recalculated to 23% of 1500, 345 of health will be given,
if you unequip the stands with 30% of health the 1500 health, you will be given 30 health.
Commands
gstands_health_recalculation_toggle - Toggle the mod.