diff --git a/GainStation13/code/mechanics/lipoifium.dm b/GainStation13/code/mechanics/lipoifium.dm
new file mode 100644
index 0000000000..55a03ae3cb
--- /dev/null
+++ b/GainStation13/code/mechanics/lipoifium.dm
@@ -0,0 +1,14 @@
+/obj/item/organ/lungs/proc/lipoifium_breathing(datum/gas_mixture/breath, mob/living/carbon/human/H)
+	if(breath)
+		var/pressure = breath.return_pressure()
+		var/total_moles = breath.total_moles()
+		#define PP_MOLES(X) ((X / total_moles) * pressure)
+		#define PP(air, gas) PP_MOLES(air.get_moles(gas))
+		var/gas_breathed = PP(breath, GAS_FAT)
+		if(gas_breathed > 0)
+			H.adjust_fatness(5 * gas_breathed)
+			breath.adjust_moles(GAS_FAT, -5 * gas_breathed)
+
+/obj/item/organ/lungs/check_breath(datum/gas_mixture/breath, mob/living/carbon/human/H)
+	lipoifium_breathing(breath, H)
+	. = ..()
diff --git a/tgstation.dme b/tgstation.dme
index e64ca33ff5..50c6214c03 100644
--- a/tgstation.dme
+++ b/tgstation.dme
@@ -4241,4 +4241,5 @@
 #include "GainStation13\code\__DEFINES\atmospherics.dm"
 #include "GainStation13\code\modules\atmospherics\auxgm\gas_types.dm"
 #include "GainStation13\code\modules\atmospherics\gasmixtures\reactions.dm"
+#include "GainStation13\code\mechanics\lipoifium.dm"
 // END_INCLUDE