diff --git a/code/modules/reagents/Chemistry-Reagents.dm b/code/modules/reagents/Chemistry-Reagents.dm
index 165736ceb23..1b89f93ce26 100644
--- a/code/modules/reagents/Chemistry-Reagents.dm
+++ b/code/modules/reagents/Chemistry-Reagents.dm
@@ -603,7 +603,7 @@ datum
 						for(var/mob/O in viewers(M, null))
 							O.show_message(text("\blue []'s eyes blink and become clearer.", M), 1) // So observers know it worked.
 					// Vamps react to this like acid
-					if(((M.mind in ticker.mode.vampires) || M.mind.vampire) && prob(10))
+					if(((M.mind in ticker.mode.vampires) || M.mind.vampire) && (!(VAMP_FULL in M.mind.vampire.powers)) && prob(10))
 						if(!M) M = holder.my_atom
 						M.adjustToxLoss(1*REM)
 						M.take_organ_damage(0, 1*REM)