diff --git a/include/functions.h b/include/functions.h
index eff32f53b..ad92fbeca 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -2075,9 +2075,9 @@ void Interface_SetDoAction(GlobalContext* globalCtx, u16 arg1);
 // void func_80115764(void);
 void func_80115844(GlobalContext* globalCtx, s16 param_2);
 s32 func_80115908(GlobalContext* globalCtx, u8 param_2);
-void func_801159c0(s16 param_1);
+void Health_GiveHearts(s16 hearts);
 void Rupees_ChangeBy(s16 arg0);
-void func_80115A14(s32 arg0, s16 arg1);
+void Inventory_ChangeAmmo(s16 arg0, s16 arg1);
 void Interface_AddMagic(GlobalContext* globalCtx, s16 arg1);
 void func_80115D5C(GameState* gamestate);
 // void func_80115DB4(void);
diff --git a/include/z64item.h b/include/z64item.h
index 6a9b62417..7da1b28ad 100644
--- a/include/z64item.h
+++ b/include/z64item.h
@@ -113,7 +113,7 @@ typedef enum {
     /* 0x07 */ ITEM_BOMBCHU,
     /* 0x08 */ ITEM_STICK,
     /* 0x09 */ ITEM_NUT,
-    /* 0x0A */ ITEM_MAGIC_BEANS,
+    /* 0x0A */ ITEM_BEAN,
     /* 0x0B */ ITEM_SLINGSHOT,
     /* 0x0C */ ITEM_POWDER_KEG,
     /* 0x0D */ ITEM_PICTO_BOX,
diff --git a/src/code/code_8012EC80.c b/src/code/code_8012EC80.c
index 1c2555f05..bfb33e2e1 100644
--- a/src/code/code_8012EC80.c
+++ b/src/code/code_8012EC80.c
@@ -45,7 +45,7 @@ void* gItemIcons[] = {
     0x08007000, // ITEM_BOMBCHU
     0x08008000, // ITEM_STICK
     0x08009000, // ITEM_NUT
-    0x0800A000, // ITEM_MAGIC_BEANS
+    0x0800A000, // ITEM_BEAN
     0x0800B000, // ITEM_SLINGSHOT
     0x0800C000, // ITEM_POWDER_KEG
     0x0800D000, // ITEM_PICTO_BOX
@@ -180,7 +180,7 @@ u8 gItemSlots[] = {
     SLOT_BOMBCHU,            // ITEM_BOMBCHU
     SLOT_STICK,              // ITEM_STICK
     SLOT_NUT,                // ITEM_NUT
-    SLOT_MAGIC_BEANS,        // ITEM_MAGIC_BEANS
+    SLOT_MAGIC_BEANS,        // ITEM_BEAN
     SLOT_TRADE_KEY_MAMA,     // ITEM_SLINGSHOT
     SLOT_POWDER_KEG,         // ITEM_POWDER_KEG
     SLOT_PICTO_BOX,          // ITEM_PICTO_BOX
@@ -260,7 +260,7 @@ s16 gItemPrices[] = {
     0,   // ITEM_BOMBCHU
     0,   // ITEM_STICK
     0,   // ITEM_NUT
-    0,   // ITEM_MAGIC_BEANS
+    0,   // ITEM_BEAN
     0,   // ITEM_SLINGSHOT
     0,   // ITEM_POWDER_KEG
     0,   // ITEM_PICTO_BOX
diff --git a/src/code/z_parameter.c b/src/code/z_parameter.c
index 6fbcc351e..269e862a3 100644
--- a/src/code/z_parameter.c
+++ b/src/code/z_parameter.c
@@ -529,7 +529,39 @@ void func_8010EBA0(s16 arg0, s16 arg1) {
     D_801BF8F0 = 0;
 }
 
+// Crazy u64 math
+#ifdef NON_EQUIVALENT
+s32 func_8010EC54(s32 timerId) {
+    u64 time;
+    s16 sp22;
+    s16 sp20;
+    s16 sp1E;
+    s16 sp1C;
+    s16 temp_a0;
+    s16 final;
+
+    time = gSaveContext.unk_3DE0[timerId];
+
+    sp1C = time / 36000;
+    time -= sp1C * 36000;
+
+    sp1E = time / 6000;
+    time -= sp1E * 6000;
+
+    sp20 = time / 1000;
+    time -= sp20 * 1000;
+
+    sp22 = time / 100;
+    time -= sp22 * 100;
+
+    temp_a0 = time / 10;
+    time -= sp22 * 10;
+
+    return (s16)time | (sp1C << 0x14) | (sp1E << 0x10) | (sp20 << 0xC) | (sp22 << 8) | (temp_a0 << 4);
+}
+#else
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_parameter/func_8010EC54.s")
+#endif
 
 void func_8010EE74(GlobalContext* globalCtx, s32 arg1) {
     s32 pad;
@@ -1661,19 +1693,19 @@ u8 Item_Give(GlobalContext* globalCtx, u8 item) {
         INV_CONTENT(ITEM_OCARINA) = 0;
         return ITEM_NONE;
 
-    } else if (item == ITEM_MAGIC_BEANS) {
-        if (INV_CONTENT(ITEM_MAGIC_BEANS) == ITEM_NONE) {
-            INV_CONTENT(ITEM_MAGIC_BEANS) = item;
-            AMMO(ITEM_MAGIC_BEANS) = 1;
+    } else if (item == ITEM_BEAN) {
+        if (INV_CONTENT(ITEM_BEAN) == ITEM_NONE) {
+            INV_CONTENT(ITEM_BEAN) = item;
+            AMMO(ITEM_BEAN) = 1;
             return ITEM_NONE;
         }
 
-        if (AMMO(ITEM_MAGIC_BEANS) < 20) {
-            AMMO(ITEM_MAGIC_BEANS)++;
+        if (AMMO(ITEM_BEAN) < 20) {
+            AMMO(ITEM_BEAN)++;
             return ITEM_NONE;
         }
 
-        AMMO(ITEM_MAGIC_BEANS) = 20;
+        AMMO(ITEM_BEAN) = 20;
         return ITEM_NONE;
 
     } else if ((item >= ITEM_REMAINS_ODOLWA) && (item <= ITEM_REMAINS_TWINMOLD)) {
@@ -2058,13 +2090,72 @@ void Interface_SetDoAction(GlobalContext* globalCtx, u16 action) {
 
 #pragma GLOBAL_ASM("asm/non_matchings/code/z_parameter/func_80115908.s")
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_parameter/func_801159c0.s")
+void Health_GiveHearts(s16 hearts) {
+    gSaveContext.save.playerData.healthCapacity += hearts * 0x10;
+}
 
 void Rupees_ChangeBy(s16 rupeeChange) {
     gSaveContext.rupeeAccumulator += rupeeChange;
 }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_parameter/func_80115A14.s")
+void Inventory_ChangeAmmo(s16 item, s16 ammoChange) {
+    if (item == ITEM_STICK) {
+        AMMO(ITEM_STICK) += ammoChange;
+
+        if (AMMO(ITEM_STICK) >= CUR_CAPACITY(UPG_STICKS)) {
+            AMMO(ITEM_STICK) = CUR_CAPACITY(UPG_STICKS);
+        } else if (AMMO(ITEM_STICK) < 0) {
+            AMMO(ITEM_STICK) = 0;
+        }
+
+    } else if (item == ITEM_NUT) {
+        AMMO(ITEM_NUT) += ammoChange;
+
+        if (AMMO(ITEM_NUT) >= CUR_CAPACITY(UPG_NUTS)) {
+            AMMO(ITEM_NUT) = CUR_CAPACITY(UPG_NUTS);
+        } else if (AMMO(ITEM_NUT) < 0) {
+            AMMO(ITEM_NUT) = 0;
+        }
+
+    } else if (item == ITEM_BOMBCHU) {
+        AMMO(ITEM_BOMBCHU) += ammoChange;
+
+        if (AMMO(ITEM_BOMBCHU) >= CUR_CAPACITY(UPG_BOMB_BAG)) {
+            AMMO(ITEM_BOMBCHU) = CUR_CAPACITY(UPG_BOMB_BAG);
+        } else if (AMMO(ITEM_BOMBCHU) < 0) {
+            AMMO(ITEM_BOMBCHU) = 0;
+        }
+
+    } else if (item == ITEM_BOW) {
+        AMMO(ITEM_BOW) += ammoChange;
+
+        if (AMMO(ITEM_BOW) >= CUR_CAPACITY(UPG_QUIVER)) {
+            AMMO(ITEM_BOW) = CUR_CAPACITY(UPG_QUIVER);
+        } else if (AMMO(ITEM_BOW) < 0) {
+            AMMO(ITEM_BOW) = 0;
+        }
+        
+    } else if (item == ITEM_BOMB) {
+        AMMO(ITEM_BOMB) += ammoChange;
+
+        if (AMMO(ITEM_BOMB) >= CUR_CAPACITY(UPG_BOMB_BAG)) {
+            AMMO(ITEM_BOMB) = CUR_CAPACITY(UPG_BOMB_BAG);
+        } else if (AMMO(ITEM_BOMB) < 0) {
+            AMMO(ITEM_BOMB) = 0;
+        }
+
+    } else if (item == ITEM_BEAN) {
+        AMMO(ITEM_BEAN) += ammoChange;
+
+    } else if (item == ITEM_POWDER_KEG) {
+        AMMO(ITEM_POWDER_KEG) += ammoChange;
+        if (AMMO(ITEM_POWDER_KEG) >= 1) {
+            AMMO(ITEM_POWDER_KEG) = 1;
+        } else if (AMMO(ITEM_POWDER_KEG) < 0) {
+            AMMO(ITEM_POWDER_KEG) = 0;
+        }
+    }
+}
 
 void Interface_AddMagic(GlobalContext* globalCtx, s16 arg1) {
     if (gSaveContext.save.playerData.magic) {}
diff --git a/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c b/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
index dcf3fe5a1..c79c6c580 100644
--- a/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
+++ b/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
@@ -285,7 +285,7 @@ s32 func_80BED140(GlobalContext* globalCtx) {
 }
 
 s32 func_80BED208(EnAkindonuts* this) {
-    if (INV_CONTENT(ITEM_MAGIC_BEANS) != 10U) {
+    if (INV_CONTENT(ITEM_BEAN) != 10U) {
         return 0;
     }
 
@@ -293,7 +293,7 @@ s32 func_80BED208(EnAkindonuts* this) {
         return 1;
     }
 
-    if (AMMO(ITEM_MAGIC_BEANS) >= 20) {
+    if (AMMO(ITEM_BEAN) >= 20) {
         return 2;
     }
 
diff --git a/src/overlays/actors/ovl_En_GirlA/z_en_girla.c b/src/overlays/actors/ovl_En_GirlA/z_en_girla.c
index b8df2ce4c..31539bd3e 100644
--- a/src/overlays/actors/ovl_En_GirlA/z_en_girla.c
+++ b/src/overlays/actors/ovl_En_GirlA/z_en_girla.c
@@ -402,7 +402,7 @@ void EnGirlA_BuyBottleItem(GlobalContext* globalCtx, EnGirlA* this) {
 }
 
 void EnGirlA_BuyArrows(GlobalContext* globalCtx, EnGirlA* this) {
-    func_80115A14(ITEM_BOW, this->itemParams);
+    Inventory_ChangeAmmo(ITEM_BOW, this->itemParams);
     Rupees_ChangeBy(-globalCtx->msgCtx.unk1206C);
 }
 
diff --git a/src/overlays/actors/ovl_En_Ms/z_en_ms.c b/src/overlays/actors/ovl_En_Ms/z_en_ms.c
index f154d592d..cb7888762 100644
--- a/src/overlays/actors/ovl_En_Ms/z_en_ms.c
+++ b/src/overlays/actors/ovl_En_Ms/z_en_ms.c
@@ -122,7 +122,7 @@ void EnMs_Talk(EnMs* this, GlobalContext* globalCtx) {
                         if (gSaveContext.save.playerData.rupees < 10) {
                             play_sound(NA_SE_SY_ERROR);
                             func_80151938(globalCtx, 0x935); // "[...] You don't have enough Rupees."
-                        } else if (AMMO(ITEM_MAGIC_BEANS) >= 20) {
+                        } else if (AMMO(ITEM_BEAN) >= 20) {
                             play_sound(NA_SE_SY_ERROR);
                             func_80151938(globalCtx, 0x937); // "[...] You can't carry anymore."
                         } else {
diff --git a/tools/disasm/functions.txt b/tools/disasm/functions.txt
index 67104c669..084fb5842 100644
--- a/tools/disasm/functions.txt
+++ b/tools/disasm/functions.txt
@@ -2131,9 +2131,9 @@
     0x80115764:("func_80115764",),
     0x80115844:("func_80115844",),
     0x80115908:("func_80115908",),
-    0x801159C0:("func_801159c0",),
+    0x801159C0:("Health_GiveHearts",),
     0x801159EC:("Rupees_ChangeBy",),
-    0x80115A14:("func_80115A14",),
+    0x80115A14:("Inventory_ChangeAmmo",),
     0x80115D14:("Interface_AddMagic",),
     0x80115D5C:("func_80115D5C",),
     0x80115DB4:("func_80115DB4",),
diff --git a/tools/sizes/code_functions.csv b/tools/sizes/code_functions.csv
index 4f8777953..4141077f5 100644
--- a/tools/sizes/code_functions.csv
+++ b/tools/sizes/code_functions.csv
@@ -1645,9 +1645,9 @@ asm/non_matchings/code/z_parameter/func_801155B4.s,func_801155B4,0x801155B4,0x6C
 asm/non_matchings/code/z_parameter/func_80115764.s,func_80115764,0x80115764,0x38
 asm/non_matchings/code/z_parameter/func_80115844.s,func_80115844,0x80115844,0x31
 asm/non_matchings/code/z_parameter/func_80115908.s,func_80115908,0x80115908,0x2E
-asm/non_matchings/code/z_parameter/func_801159c0.s,func_801159c0,0x801159C0,0xB
+asm/non_matchings/code/z_parameter/Health_GiveHearts.s,Health_GiveHearts,0x801159C0,0xB
 asm/non_matchings/code/z_parameter/Rupees_ChangeBy.s,Rupees_ChangeBy,0x801159EC,0xA
-asm/non_matchings/code/z_parameter/func_80115A14.s,func_80115A14,0x80115A14,0xC0
+asm/non_matchings/code/z_parameter/Inventory_ChangeAmmo.s,Inventory_ChangeAmmo,0x80115A14,0xC0
 asm/non_matchings/code/z_parameter/Interface_AddMagic.s,Interface_AddMagic,0x80115D14,0x12
 asm/non_matchings/code/z_parameter/func_80115D5C.s,func_80115D5C,0x80115D5C,0x16
 asm/non_matchings/code/z_parameter/func_80115DB4.s,func_80115DB4,0x80115DB4,0xB5