Fix for #4458.

code/game/objects/structures/watercloset.dm

@@ -268,10 +268,12 @@
 			if(H.belt)
 				if(H.belt.clean_blood())
 					H.update_inv_belt(0)
+			H.clean_blood(washshoes)
 		else
 			if(M.wear_mask)						//if the mob is not human, it cleans the mask without asking for bitflags
 				if(M.wear_mask.clean_blood())
 					M.update_inv_wear_mask(0)
+			M.clean_blood()
 	else
 		O.clean_blood()
 
@@ -413,4 +415,4 @@
 /obj/structure/sink/puddle/attackby(obj/item/O as obj, mob/user as mob)
 	icon_state = "puddle-splash"
 	..()
-	icon_state = "puddle"
+	icon_state = "puddle"

code/modules/mob/living/carbon/human/human.dm

@@ -47,7 +47,7 @@
 
 	if(!dna)
 		dna = new /datum/dna(null)
-		dna.species=species.name	
+		dna.species=species.name
 
 	for(var/i=0;i<7;i++) // 2 for medHUDs and 5 for secHUDs
 		hud_list += image('icons/mob/hud.dmi', src, "hudunknown")
@@ -1113,10 +1113,12 @@
 	verbs += /mob/living/carbon/human/proc/bloody_doodle
 	return 1 //we applied blood to the item
 
-/mob/living/carbon/human/clean_blood()
+/mob/living/carbon/human/clean_blood(var/clean_feet)
 	.=..()
-	if(istype(feet_blood_DNA, /list) && feet_blood_DNA.len)
+	if(clean_feet && !shoes && istype(feet_blood_DNA, /list) && feet_blood_DNA.len)
+		feet_blood_color = null
 		del(feet_blood_DNA)
+		update_inv_shoes(1)
 		return 1
 
 /mob/living/carbon/human/get_visible_implants(var/class = 0)
@@ -1193,7 +1195,7 @@
 		if(!new_species)
 			new_species = dna.species
 		else
-			dna.species = new_species	
+			dna.species = new_species
 
 	if(species && (species.name && species.name == new_species))
 		return

code/modules/mob/living/silicon/robot/robot.dm

@@ -1189,7 +1189,7 @@
 							if(cleaned_human.shoes)
 								cleaned_human.shoes.clean_blood()
 								cleaned_human.update_inv_shoes(0)
-							cleaned_human.clean_blood()
+							cleaned_human.clean_blood(1)
 							cleaned_human << "\red [src] cleans your face!"
 		return
 

code/modules/reagents/Chemistry-Reagents.dm

@@ -962,6 +962,9 @@ datum
 						if(H.shoes)
 							if(H.shoes.clean_blood())
 								H.update_inv_shoes(0)
+						else
+							H.clean_blood(1)
+							return
 					M.clean_blood()
 
 		leporazine
@@ -3696,4 +3699,4 @@ datum
 				return
 
 // Undefine the alias for REAGENTS_EFFECT_MULTIPLER
-#undef REM
+#undef REM