diff --git a/code/modules/reagents/chemistry/reagents/other_reagents.dm b/code/modules/reagents/chemistry/reagents/other_reagents.dm
index b472b40976c5..b45f7eb44a16 100644
--- a/code/modules/reagents/chemistry/reagents/other_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/other_reagents.dm
@@ -1943,24 +1943,14 @@
 
 /datum/reagent/growthserum
 	name = "Growth Serum"
-	description = "A commercial chemical designed to help older men in the bedroom."//not really it just makes you a giant
+	description = "A strange chemical that causes growth, but wears off over time. The growth effect is limited."
 	color = "#ff0000"//strong red. rgb 255, 0, 0
 	var/current_size = RESIZE_DEFAULT_SIZE
-	taste_description = "bitterness" // apparently what viagra tastes like
+	taste_description = "bitterness"
 
 /datum/reagent/growthserum/on_mob_life(mob/living/carbon/H)
 	var/newsize = current_size
-	switch(volume)
-		if(0 to 19)
-			newsize = 1.25*RESIZE_DEFAULT_SIZE
-		if(20 to 49)
-			newsize = 1.5*RESIZE_DEFAULT_SIZE
-		if(50 to 99)
-			newsize = 2*RESIZE_DEFAULT_SIZE
-		if(100 to 199)
-			newsize = 2.5*RESIZE_DEFAULT_SIZE
-		if(200 to INFINITY)
-			newsize = 3.5*RESIZE_DEFAULT_SIZE
+	newsize = (1 + (clamp(volume, 0, 30) / 100)) * RESIZE_DEFAULT_SIZE
 
 	H.resize = newsize/current_size
 	current_size = newsize