diff --git a/code/modules/mob/living/carbon/human/life.dm b/code/modules/mob/living/carbon/human/life.dm
index 31382acf786..46672b6dcb6 100644
--- a/code/modules/mob/living/carbon/human/life.dm
+++ b/code/modules/mob/living/carbon/human/life.dm
@@ -1035,6 +1035,7 @@
 			blinded = 1
 			silent = 0
 		else				//ALIVE. LIGHTS ARE ON
+
 			if(mRegen in mutations)
 				if(nutrition)
 					if(prob(10))
@@ -1043,6 +1044,11 @@
 						heal_overall_damage(randumb,randumb)
 					if(nutrition < 0)
 						nutrition = 0
+
+			// Sobering multiplier.
+			// Sober block grants quadruple the alcohol metabolism.
+			var/sober_str=(M_SOBER in mutations)?1:4
+
 			updatehealth()	//TODO
 			if(!in_stasis)
 				handle_organs()
@@ -1157,7 +1163,7 @@
 			if(stuttering)
 				stuttering = max(stuttering-1, 0)
 			if (src.slurring)
-				slurring = max(slurring-1, 0)
+				slurring = max(slurring-(1*sober_str), 0)
 			if(silent)
 				silent = max(silent-1, 0)
 
diff --git a/code/modules/reagents/Chemistry-Reagents.dm b/code/modules/reagents/Chemistry-Reagents.dm
index 15f496f8fdb..563fad1f2d1 100644
--- a/code/modules/reagents/Chemistry-Reagents.dm
+++ b/code/modules/reagents/Chemistry-Reagents.dm
@@ -3065,6 +3065,10 @@ datum
 			var/pass_out = 325	//amount absorbed after which mob starts passing out
 
 			on_mob_life(var/mob/living/M as mob)
+				// Sobering multiplier.
+				// Sober block makes it more difficult to get drunk
+				var/sober_str=(M_SOBER in M.mutations)?1:2
+
 				M:nutrition += nutriment_factor
 				holder.remove_reagent(src.id, FOOD_METABOLISM)
 				if(!src.data) data = 1
@@ -3076,19 +3080,21 @@ datum
 				for(var/datum/reagent/ethanol/A in holder.reagent_list)
 					if(isnum(A.data)) d += A.data
 
+				d/=sober_str
+
 				M.dizziness +=dizzy_adj.
 				if(d >= slur_start && d < pass_out)
 					if (!M:slurring) M:slurring = 1
-					M:slurring += slurr_adj
+					M:slurring += slurr_adj/sober_str
 				if(d >= confused_start && prob(33))
 					if (!M:confused) M:confused = 1
-					M.confused = max(M:confused+confused_adj,0)
+					M.confused = max(M:confused+(confused_adj/sober_str),0)
 				if(d >= blur_start)
-					M.eye_blurry = max(M.eye_blurry, 10)
+					M.eye_blurry = max(M.eye_blurry, 10/sober_str)
 					M:drowsyness  = max(M:drowsyness, 0)
 				if(d >= pass_out)
-					M:paralysis = max(M:paralysis, 20)
-					M:drowsyness  = max(M:drowsyness, 30)
+					M:paralysis = max(M:paralysis, 20/sober_str)
+					M:drowsyness  = max(M:drowsyness, 30/sober_str)
 					if(ishuman(M))
 						var/mob/living/carbon/human/H = M
 						var/datum/organ/internal/liver/L = H.internal_organs["liver"]