diff --git a/code/modules/mob/living/carbon/human/human_defense.dm b/code/modules/mob/living/carbon/human/human_defense.dm
index a0c78d7572..1f50fb83f5 100644
--- a/code/modules/mob/living/carbon/human/human_defense.dm
+++ b/code/modules/mob/living/carbon/human/human_defense.dm
@@ -138,6 +138,14 @@ emp_act
 				return 1
 	return 0
 
+//Used to check if they can be fed food/drinks/pills
+/mob/living/carbon/human/proc/check_mouth_coverage()
+	var/list/protective_gear = list(head, wear_mask, wear_suit, w_uniform)
+	for(var/obj/item/gear in protective_gear)
+		if(istype(gear) && (gear.body_parts_covered & FACE) && (gear.flags & (MASKCOVERSMOUTH|HEADCOVERSMOUTH)))
+			return gear
+	return null
+
 /mob/living/carbon/human/proc/check_shields(var/damage = 0, var/attack_text = "the attack")
 	if(l_hand && istype(l_hand, /obj/item/weapon))//Current base is the prob(50-d/3)
 		var/obj/item/weapon/I = l_hand
diff --git a/code/modules/reagents/reagent_containers/food/drinks.dm b/code/modules/reagents/reagent_containers/food/drinks.dm
index 58b11a61ac..161dbee93c 100644
--- a/code/modules/reagents/reagent_containers/food/drinks.dm
+++ b/code/modules/reagents/reagent_containers/food/drinks.dm
@@ -33,6 +33,11 @@
 				if(H.species.flags & IS_SYNTHETIC)
 					H << "\red You have a monitor for a head, where do you think you're going to put that?"
 					return
+				
+				var/obj/item/blocked = H.check_mouth_coverage()
+				if(blocked)
+					user << "<span class='warning'>\The [blocked] is in the way!</span>"
+					return
 
 			M << "\blue You swallow a gulp from \the [src]."
 			if(reagents.total_volume)
@@ -44,7 +49,12 @@
 
 			var/mob/living/carbon/human/H = M
 			if(H.species.flags & IS_SYNTHETIC)
-				H << "\red They have a monitor for a head, where do you think you're going to put that?"
+				user << "\red They have a monitor for a head, where do you think you're going to put that?"
+				return
+			
+			var/obj/item/blocked = H.check_mouth_coverage()
+			if(blocked)
+				user << "<span class='warning'>\The [blocked] is in the way!</span>"
 				return
 
 			for(var/mob/O in viewers(world.view, user))
diff --git a/code/modules/reagents/reagent_containers/food/snacks.dm b/code/modules/reagents/reagent_containers/food/snacks.dm
index 3af092f0cc..8a8213576b 100644
--- a/code/modules/reagents/reagent_containers/food/snacks.dm
+++ b/code/modules/reagents/reagent_containers/food/snacks.dm
@@ -49,6 +49,12 @@
 				if(H.species.flags & IS_SYNTHETIC)
 					H << "\red You have a monitor for a head, where do you think you're going to put that?"
 					return
+			
+				var/obj/item/blocked = H.check_mouth_coverage()
+				if(blocked)
+					user << "<span class='warning'>\The [blocked] is in the way!</span>"
+					return
+			
 			if (fullness <= 50)
 				M << "\red You hungrily chew out a piece of [src] and gobble it!"
 			if (fullness > 50 && fullness <= 150)
@@ -64,7 +70,12 @@
 			if(istype(M,/mob/living/carbon/human))
 				var/mob/living/carbon/human/H = M
 				if(H.species.flags & IS_SYNTHETIC)
-					H << "\red They have a monitor for a head, where do you think you're going to put that?"
+					user << "\red They have a monitor for a head, where do you think you're going to put that?"
+					return
+				
+				var/obj/item/blocked = H.check_mouth_coverage()
+				if(blocked)
+					user << "<span class='warning'>\The [blocked] is in the way!</span>"
 					return
 
 			if(!istype(M, /mob/living/carbon/slime))		//If you're feeding it to someone else.
diff --git a/code/modules/reagents/reagent_containers/pill.dm b/code/modules/reagents/reagent_containers/pill.dm
index d0f678ddd9..c5bb2a0795 100644
--- a/code/modules/reagents/reagent_containers/pill.dm
+++ b/code/modules/reagents/reagent_containers/pill.dm
@@ -26,6 +26,11 @@
 				if(H.species.flags & IS_SYNTHETIC)
 					H << "\red You have a monitor for a head, where do you think you're going to put that?"
 					return
+			
+				var/obj/item/blocked = H.check_mouth_coverage()
+				if(blocked)
+					user << "<span class='warning'>\The [blocked] is in the way!</span>"
+					return
 
 			M << "\blue You swallow [src]."
 			M.drop_from_inventory(src) //icon update
@@ -40,7 +45,12 @@
 
 			var/mob/living/carbon/human/H = M
 			if(H.species.flags & IS_SYNTHETIC)
-				H << "\red They have a monitor for a head, where do you think you're going to put that?"
+				user << "\red They have a monitor for a head, where do you think you're going to put that?"
+				return
+			
+			var/obj/item/blocked = H.check_mouth_coverage()
+			if(blocked)
+				user << "<span class='warning'>\The [blocked] is in the way!</span>"
 				return
 
 			for(var/mob/O in viewers(world.view, user))