diff --git a/code/game/machinery/computer/medical.dm b/code/game/machinery/computer/medical.dm
index fa3524c457c..1946b8da638 100644
--- a/code/game/machinery/computer/medical.dm
+++ b/code/game/machinery/computer/medical.dm
@@ -53,7 +53,7 @@
 		"p_stat" = list("*Deceased*", "*SSD*", "Active", "Physically Unfit", "Disabled"),
 		"m_stat" = list("*Insane*", "*Unstable*", "*Watch*", "Stable"),
 		// Medical
-		"blood_type" = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O+", "O-"),
+		"blood_type" = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O+", "O-", "Slime Jelly", "None"),
 	)
 
 /obj/machinery/computer/med_data/Destroy()
diff --git a/code/modules/client/preference/preferences.dm b/code/modules/client/preference/preferences.dm
index 9f77a378a8b..c5fc0a3b65b 100644
--- a/code/modules/client/preference/preferences.dm
+++ b/code/modules/client/preference/preferences.dm
@@ -207,7 +207,15 @@ GLOBAL_LIST_INIT(special_role_times, list( //minimum age (in days) for accounts
 			dat += "<b>Secondary Language:</b> <a href='?_src_=prefs;preference=language;task=input'>[active_character.language]</a><br>"
 			if(S.autohiss_basic_map)
 				dat += "<b>Auto-accent:</b> <a href='?_src_=prefs;preference=autohiss_mode;task=input'>[active_character.autohiss_mode == AUTOHISS_FULL ? "Full" : (active_character.autohiss_mode == AUTOHISS_BASIC ? "Basic" : "Off")]</a><br>"
-			dat += "<b>Blood Type:</b> <a href='?_src_=prefs;preference=b_type;task=input'>[active_character.b_type]</a><br>"
+			if(NO_BLOOD in S.species_traits) // unique blood type for species with no_blood/unique_blood
+				active_character.b_type = "None"
+			else
+				if(active_character.species == "Slime People")
+					active_character.b_type = "Slime Jelly"
+				else
+					if(active_character.b_type == "None" || active_character.b_type == "Slime Jelly")
+						active_character.b_type = pick(4;"O-", 36;"O+", 3;"A-", 28;"A+", 1;"B-", 20;"B+", 1;"AB-", 5;"AB+")
+					dat += "<b>Blood Type:</b> <a href='?_src_=prefs;preference=b_type;task=input'>[active_character.b_type]</a><br>"
 			if(S.bodyflags & (HAS_SKIN_TONE|HAS_ICON_SKIN_TONE))
 				dat += "<b>Skin Tone:</b> <a href='?_src_=prefs;preference=s_tone;task=input'>[S.bodyflags & HAS_ICON_SKIN_TONE ? "[active_character.s_tone]" : "[-active_character.s_tone + 35]/220"]</a><br>"
 			dat += "<b>Disabilities:</b> <a href='?_src_=prefs;preference=disabilities'>\[Set\]</a><br>"