diff --git a/code/modules/client/preference_setup/vore/07_traits.dm b/code/modules/client/preference_setup/vore/07_traits.dm
index 6462a142c7d..e653166b7ad 100644
--- a/code/modules/client/preference_setup/vore/07_traits.dm
+++ b/code/modules/client/preference_setup/vore/07_traits.dm
@@ -14,6 +14,7 @@
 	var/traits_cheating = 0 //Varedit by admins allows saving new maximums on people who apply/etc
 	var/starting_trait_points = STARTING_SPECIES_POINTS
 	var/max_traits = MAX_SPECIES_TRAITS
+	var/dirty_synth = 0		//Are you a synth
 
 // Definition of the stuff for Ears
 /datum/category_item/player_setup_item/vore/traits
@@ -82,6 +83,10 @@
 /datum/category_item/player_setup_item/vore/traits/copy_to_mob(var/mob/living/carbon/human/character)
 	character.custom_species	= pref.custom_species
 	var/datum/species/selected_species = GLOB.all_species[pref.species]
+
+	if(character.isSynthetic())	//Checking if we have a synth on our hands, boys.
+		pref.dirty_synth = 1
+
 	if(selected_species.selects_bodytype)
 		var/datum/species/custom/CS = character.species
 		var/S = pref.custom_base ? pref.custom_base : "Human"
@@ -255,6 +260,14 @@
 
 			var/conflict = FALSE
 
+			user.isSynthetic()	//Recheck just to be sure
+			if(pref.dirty_synth && instance.not_for_synths)//if you are a synth you can't take this trait.
+				alert("You cannot take this trait as a SYNTH.\
+				Please remove that trait, or pick another trait to add.","Error")
+				pref.dirty_synth = 0	//Just to be sure
+				return TOPIC_REFRESH
+
+
 			if(trait_choice in pref.pos_traits + pref.neu_traits + pref.neg_traits)
 				conflict = instance.name
 
diff --git a/code/modules/mob/living/carbon/human/species/station/traits_vr/trait.dm b/code/modules/mob/living/carbon/human/species/station/traits_vr/trait.dm
index 1be1ea0268a..434fc8d846f 100644
--- a/code/modules/mob/living/carbon/human/species/station/traits_vr/trait.dm
+++ b/code/modules/mob/living/carbon/human/species/station/traits_vr/trait.dm
@@ -5,6 +5,7 @@
 	var/cost = 0			// 0 is neutral, negative cost means negative, positive cost means positive.
 	var/list/var_changes	// A list to apply to the custom species vars.
 	var/list/excludes		// Store a list of paths of traits to exclude, but done automatically if they change the same vars.
+	var/not_for_synths = 0	// Can freaking synths use those.
 
 //Proc can be overridden lower to include special changes, make sure to call up though for the vars changes
 /datum/trait/proc/apply(var/datum/species/S,var/mob/living/carbon/human/H)