diff --git a/code/modules/clothing/clothing.dm b/code/modules/clothing/clothing.dm
index 9d2b16ab542..afe5dd34ab9 100644
--- a/code/modules/clothing/clothing.dm
+++ b/code/modules/clothing/clothing.dm
@@ -76,6 +76,7 @@ BLIND     // can't see anything
 	icon = 'icons/obj/clothing/masks.dmi'
 	body_parts_covered = HEAD
 	slot_flags = SLOT_MASK
+	var/alloweat = 0
 
 
 //Override this to modify speech like luchador masks.
diff --git a/code/modules/clothing/masks/gasmask.dm b/code/modules/clothing/masks/gasmask.dm
index 74a3eab0ac7..ba1c8689c70 100644
--- a/code/modules/clothing/masks/gasmask.dm
+++ b/code/modules/clothing/masks/gasmask.dm
@@ -224,30 +224,35 @@
 /obj/item/clothing/mask/gas/clown_hat
 	name = "clown wig and mask"
 	desc = "A true prankster's facial attire. A clown is incomplete without his wig and mask."
+	alloweat = 1
 	icon_state = "clown"
 	item_state = "clown_hat"
 
 /obj/item/clothing/mask/gas/sexyclown
 	name = "sexy-clown wig and mask"
 	desc = "A feminine clown mask for the dabbling crossdressers or female entertainers."
+	alloweat = 1
 	icon_state = "sexyclown"
 	item_state = "sexyclown"
 
 /obj/item/clothing/mask/gas/mime
 	name = "mime mask"
 	desc = "The traditional mime's mask. It has an eerie facial posture."
+	alloweat = 1
 	icon_state = "mime"
 	item_state = "mime"
 
 /obj/item/clothing/mask/gas/monkeymask
 	name = "monkey mask"
 	desc = "A mask used when acting as a monkey."
+	alloweat = 1
 	icon_state = "monkeymask"
 	item_state = "monkeymask"
 
 /obj/item/clothing/mask/gas/sexymime
 	name = "sexy mime mask"
 	desc = "A traditional female mime's mask."
+	alloweat = 1
 	icon_state = "sexymime"
 	item_state = "sexymime"
 
@@ -264,4 +269,5 @@
 /obj/item/clothing/mask/gas/owl_mask
 	name = "owl mask"
 	desc = "Twoooo!"
+	alloweat = 1
 	icon_state = "owl"
\ No newline at end of file
diff --git a/code/modules/reagents/reagent_containers.dm b/code/modules/reagents/reagent_containers.dm
index 6f55530469d..e23270bafc3 100644
--- a/code/modules/reagents/reagent_containers.dm
+++ b/code/modules/reagents/reagent_containers.dm
@@ -44,4 +44,27 @@
 		for (var/datum/reagent/R in snack.reagents.reagent_list) //no reagents will be left behind
 			data += "[R.id]([R.volume] units); " //Using IDs because SOME chemicals(I'm looking at you, chlorhydrate-beer) have the same names as other chemicals.
 		return data
-	else return "No reagents"
\ No newline at end of file
+	else return "No reagents"
+
+/obj/item/weapon/reagent_containers/proc/canconsume(mob/eater, mob/user)
+	//Check for covering mask
+	var/obj/item/clothing/cover = eater.get_item_by_slot(slot_wear_mask)
+
+	if(isnull(cover)) // No mask, do we have any helmet?
+		cover = eater.get_item_by_slot(slot_head)
+	else
+		var/obj/item/clothing/mask/covermask = cover
+		if(covermask.alloweat) // Specific cases, clownmask for example.
+			return 1
+
+	if(!isnull(cover))
+		if((cover.flags & HEADCOVERSMOUTH) || (cover.flags & MASKCOVERSMOUTH))
+			var/who = (isnull(user) || eater == user) ? "your" : "their"
+
+			if(istype(cover, /obj/item/clothing/mask/))
+				user << "<span class='notice'>You have to remove [who] mask first!</span>"
+			else
+				user << "<span class='notice'>You have to remove [who] helmet first!</span>"
+
+			return 0
+	return 1
\ No newline at end of file
diff --git a/code/modules/reagents/reagent_containers/food/condiment.dm b/code/modules/reagents/reagent_containers/food/condiment.dm
index 48fc1e39ff6..3d4c6664809 100644
--- a/code/modules/reagents/reagent_containers/food/condiment.dm
+++ b/code/modules/reagents/reagent_containers/food/condiment.dm
@@ -29,6 +29,9 @@
 		user << "<span class='warning'>None of [src] left, oh no!</span>"
 		return 0
 
+	if(!canconsume(M, user))
+		return 0
+
 	if(M == user)
 		M << "<span class='notice'>You swallow some of contents of the [src].</span>"
 		if(reagents.total_volume)
diff --git a/code/modules/reagents/reagent_containers/food/drinks.dm b/code/modules/reagents/reagent_containers/food/drinks.dm
index 84836d8a96d..c7619dafcd0 100644
--- a/code/modules/reagents/reagent_containers/food/drinks.dm
+++ b/code/modules/reagents/reagent_containers/food/drinks.dm
@@ -26,6 +26,9 @@
 			user << "<span class='alert'> None of [src] left, oh no!</span>"
 			return 0
 
+		if(!canconsume(M, user))
+			return 0
+
 		if(M == user)
 			M << "<span class='notice'>You swallow a gulp of [src].</span>"
 			if(reagents.total_volume)
diff --git a/code/modules/reagents/reagent_containers/food/snacks.dm b/code/modules/reagents/reagent_containers/food/snacks.dm
index dfcf80dab74..73d0abc6e0b 100644
--- a/code/modules/reagents/reagent_containers/food/snacks.dm
+++ b/code/modules/reagents/reagent_containers/food/snacks.dm
@@ -46,6 +46,9 @@
 		qdel(src)
 		return 0
 	if(istype(M, /mob/living/carbon))
+		if(!canconsume(M, user))
+			return 0
+
 		if(M == user)								//If you're eating it yourself.
 			var/fullness = M.nutrition + (M.reagents.get_reagent_amount("nutriment") * 25)
 			if(wrapped)
diff --git a/code/modules/reagents/reagent_containers/pill.dm b/code/modules/reagents/reagent_containers/pill.dm
index 5aae7951a6d..fa20ddfd3ef 100644
--- a/code/modules/reagents/reagent_containers/pill.dm
+++ b/code/modules/reagents/reagent_containers/pill.dm
@@ -19,6 +19,9 @@
 		return
 
 	attack(mob/M, mob/user, def_zone)
+		if(!canconsume(M, user))
+			return 0
+
 		if(M == user)
 			M << "<span class='notice'>You swallow [src].</span>"
 			M.unEquip(src) //icon update