Makes mild traumas a bit less trivial to cure (#41442)

* Makes mild traumas less trivial to cure

* No brain damage healing

code/modules/reagents/chemistry/reagents/medicine_reagents.dm

@@ -823,7 +823,16 @@
 
 /datum/reagent/medicine/mannitol/on_mob_life(mob/living/carbon/C)
 	C.adjustBrainLoss(-2*REM)
-	if(prob(10))
+	..()
+	
+/datum/reagent/medicine/neurine
+	name = "Neurine"
+	id = "neurine"
+	description = "Reacts with neural tissue, helping reform damaged connections. Can cure minor traumas."
+	color = "#EEFF8F"
+
+/datum/reagent/medicine/neurine/on_mob_life(mob/living/carbon/C)
+	if(prob(15))
 		C.cure_trauma_type(resilience = TRAUMA_RESILIENCE_BASIC)
 	..()
 

code/modules/reagents/chemistry/recipes/medicine.dm

@@ -165,6 +165,12 @@
 	results = list("mannitol" = 3)
 	required_reagents = list("sugar" = 1, "hydrogen" = 1, "water" = 1)
 	mix_message = "The solution slightly bubbles, becoming thicker."
+	
+/datum/chemical_reaction/neurine
+	name = "Neurine"
+	id = "neurine"
+	results = list("neurine" = 3)
+	required_reagents = list("mannitol" = 1, "acetone" = 1, "oxygen" = 1)
 
 /datum/chemical_reaction/mutadone
 	name = "Mutadone"