diff --git a/code/modules/research/xenobiology/crossbreeding/regenerative.dm b/code/modules/research/xenobiology/crossbreeding/regenerative.dm
index 39877d6706..2503190c58 100644
--- a/code/modules/research/xenobiology/crossbreeding/regenerative.dm
+++ b/code/modules/research/xenobiology/crossbreeding/regenerative.dm
@@ -14,25 +14,58 @@ Regenerative extracts:
 /obj/item/slimecross/regenerative/proc/core_effect_before(mob/living/carbon/human/target, mob/user)
 	return
 
+/obj/item/slimecross/regenerative/pre_attack(atom/A, mob/living/user, params, attackchain_flags, damage_multiplier)
+	if(!isliving(A))
+		return TRUE //returning TRUE preemptively ends the attack chain and thus doesn't call afterattack, this is noteworthy for below as well
+	var/mob/living/M = A
+	if(M.stat == DEAD)
+		to_chat(user, "<span class='warning'>[src] will not work on the dead!</span>")
+		return TRUE
+	//inform the target that they're about to have a regenerative extract used on them
+	if(M != user)
+		M.visible_message("<span class='notice'>[user] readies [src], holding it steady near [M] and guiding it to the center of [M.p_their()] mass...</span>",
+			"<span class='notice'>[user] readies [src], holding it steady near you and guiding it to the center of your mass...</span>")
+	else
+		M.visible_message("<span class='notice'>[user] readies [src], holding it steady near [user.p_them()]self and guiding it to the center of [user.p_their()] mass...</span>",
+			"<span class='notice'>You ready [src], holding it steady near you and guiding it to the center of your mass...</span>")
+	if(!do_after(user, 50, target = M)) //5 seconds
+		return TRUE
+	. = ..()
 
 /obj/item/slimecross/regenerative/afterattack(atom/target,mob/user,prox)
 	. = ..()
 	if(!prox || !isliving(target))
 		return
-	var/mob/living/H = target
-	if(H.stat == DEAD)
-		to_chat(user, "<span class='warning'>[src] will not work on the dead!</span>")
+	var/mob/living/M = target
+	if(M.stat == DEAD)
+		to_chat(user, "<span class='warning'>[M] died before you could apply [src]!</span>")
 		return
-	if(H != user)
-		user.visible_message("<span class='notice'>[user] crushes the [src] over [H], the milky goo quickly regenerating all of [H.p_their()] injuries!</span>",
-			"<span class='notice'>You squeeze the [src], and it bursts over [H], the milky goo regenerating [H.p_their()] injuries.</span>")
+	if(M != user)
+		user.visible_message("<span class='notice'>[user] crushes the [src] over [M], the milky goo quickly regenerating all of [M.p_their()] injuries!</span>",
+			"<span class='notice'>You squeeze the [src], and it bursts over [M], the milky goo regenerating [M.p_their()] injuries.</span>")
 	else
 		user.visible_message("<span class='notice'>[user] crushes the [src] over [user.p_them()]self, the milky goo quickly regenerating all of [user.p_their()] injuries!</span>",
 			"<span class='notice'>You squeeze the [src], and it bursts in your hand, splashing you with milky goo which quickly regenerates your injuries!</span>")
-	core_effect_before(H, user)
-	H.revive(full_heal = 1)
-	core_effect(H, user)
+	core_effect_before(M, user)
+	var/new_disgust_level = 0
+	if(iscarbon(M)) //simpler mobs don't have a disgust variable and we need to grab that.
+		var/mob/living/carbon/C = M
+		new_disgust_level = C.disgust + DISGUST_LEVEL_GROSS
+	M.revive(full_heal = 1)
+	M.set_disgust(new_disgust_level)
+	core_effect(M, user)
 	playsound(target, 'sound/effects/splat.ogg', 40, 1)
+	//warn receivers of the extract about the disgust if they're carbon, making it clear that the regenerative extract is causing this.
+	if(iscarbon(M))
+		switch(new_disgust_level)
+			if(0 to DISGUST_LEVEL_GROSS)
+				to_chat(M,"<span class='warning'>While you recovered from [src], you feel a little nauseous.</span>")
+			if(DISGUST_LEVEL_GROSS to DISGUST_LEVEL_VERYGROSS)
+				to_chat(M,"<span class='warning'>While you recovered from [src], you feel quite queasy.</span>")
+			if(DISGUST_LEVEL_VERYGROSS to DISGUST_LEVEL_DISGUSTED)
+				to_chat(M,"<span class='warning'>While you recovered from [src], you feel like you're about to vomit!</span>")
+			if(DISGUST_LEVEL_DISGUSTED to INFINITY)
+				to_chat(M,"<span class='userdanger'>You feel absolutely sick. Maybe you should lay off the regenerative extracts until your stomach settles!</span>")
 	qdel(src)
 
 /obj/item/slimecross/regenerative/grey