diff --git a/include/config/item.h b/include/config/item.h
index f707b7a540..09008d0f24 100644
--- a/include/config/item.h
+++ b/include/config/item.h
@@ -2,12 +2,13 @@
 #define GUARD_CONFIG_ITEM_H
 
 // Item config
-#define I_SHINY_CHARM_REROLLS   3           // Amount of re-rolls if the player has the Shiny Charm. Set to 0 to disable Shiny Charm's effects.
-#define I_KEY_FOSSILS           GEN_LATEST  // In Gen4+, all Gen 3 fossils became regular items.
-#define I_KEY_ESCAPE_ROPE       GEN_LATEST  // In Gen8, Escape Rope became a Key Item. Keep in mind, this will make it free to buy in marts.
-#define I_HEALTH_RECOVERY       GEN_LATEST  // In Gen7+, certain healing items recover a different amount of HP than they used to.
-#define I_SITRUS_BERRY_HEAL     GEN_LATEST  // In Gen4+, Sitrus Berry was changed from healing 30 HP to healing 25% of Max HP.
-#define I_VITAMIN_EV_CAP        GEN_LATEST  // In Gen8, the Vitamins no longer have a cap of 100 EV per stat.
+#define I_SHINY_CHARM_REROLLS       3           // Amount of re-rolls if the player has the Shiny Charm. Set to 0 to disable Shiny Charm's effects.
+#define I_KEY_FOSSILS               GEN_LATEST  // In Gen4+, all Gen 3 fossils became regular items.
+#define I_KEY_ESCAPE_ROPE           GEN_LATEST  // In Gen8, Escape Rope became a Key Item. Keep in mind, this will make it free to buy in marts.
+#define I_HEALTH_RECOVERY           GEN_LATEST  // In Gen7+, certain healing items recover a different amount of HP than they used to.
+#define I_SITRUS_BERRY_HEAL         GEN_LATEST  // In Gen4+, Sitrus Berry was changed from healing 30 HP to healing 25% of Max HP.
+#define I_VITAMIN_EV_CAP            GEN_LATEST  // In Gen8+, the Vitamins no longer have a cap of 100 EV per stat.
+#define I_BERRY_EV_JUMP             GEN_LATEST  // In Gen4 only, EV-lowering Berries lower a stat's EV to 100 if it is above 100.
 
 // TM config
 #define I_REUSABLE_TMS          FALSE       // In Gen5-8, TMs are reusable. Setting this to TRUE will make all vanilla TMs reusable, though they can also be cherry-picked by setting their importance to 1.
diff --git a/include/config/pokemon.h b/include/config/pokemon.h
index ce5faf2a6e..1cde573c96 100644
--- a/include/config/pokemon.h
+++ b/include/config/pokemon.h
@@ -21,6 +21,7 @@
 
 // Other settings
 #define P_LEGENDARY_PERFECT_IVS     GEN_LATEST  // Since Gen 6, Legendaries, Mythicals and Ultra Beasts found in the wild or given through gifts have at least 3 perfect IVs.
+#define P_EV_CAP                    GEN_LATEST  // Since Gen 6, the max EVs per stat is 252 instead of 255.
 
 // Flag settings
 // To use the following features in scripting, replace the 0s with the flag ID you're assigning it to.
diff --git a/include/constants/pokemon.h b/include/constants/pokemon.h
index cf6cc8751b..ddf879854e 100644
--- a/include/constants/pokemon.h
+++ b/include/constants/pokemon.h
@@ -201,7 +201,11 @@
 #define MAX_PER_STAT_IVS 31
 #define MAX_IV_MASK 31
 #define USE_RANDOM_IVS (MAX_PER_STAT_IVS + 1)
+#if P_EV_CAP >= GEN_6
+#define MAX_PER_STAT_EVS 252
+#else
 #define MAX_PER_STAT_EVS 255
+#endif
 #define MAX_TOTAL_EVS 510
 #if I_VITAMIN_EV_CAP >= GEN_8
 #define EV_ITEM_RAISE_LIMIT MAX_PER_STAT_EVS
diff --git a/src/pokemon.c b/src/pokemon.c
index 46eca90b29..e82cb98c30 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -5854,7 +5854,7 @@ bool8 PokemonUseItemEffects(struct Pokemon *mon, u16 item, u8 partyIndex, u8 mov
                             if (itemEffect[10] & ITEM10_IS_VITAMIN)
                                 evCap = EV_ITEM_RAISE_LIMIT;
                             else
-                                evCap = 252;
+                                evCap = MAX_PER_STAT_EVS;
 
                             if (dataSigned >= evCap)
                                 break;
@@ -5880,6 +5880,10 @@ bool8 PokemonUseItemEffects(struct Pokemon *mon, u16 item, u8 partyIndex, u8 mov
                                 break;
                             }
                             dataSigned += evChange;
+                            #if I_EV_LOWERING_BERRY_JUMP == GEN_4
+                            if (dataSigned > 100)
+                                dataSigned = 100;
+                            #endif
                             if (dataSigned < 0)
                                 dataSigned = 0;
                         }
@@ -6030,7 +6034,7 @@ bool8 PokemonUseItemEffects(struct Pokemon *mon, u16 item, u8 partyIndex, u8 mov
                             if (itemEffect[10] & ITEM10_IS_VITAMIN)
                                 evCap = EV_ITEM_RAISE_LIMIT;
                             else
-                                evCap = 252;
+                                evCap = MAX_PER_STAT_EVS;
 
                             if (dataSigned >= evCap)
                                 break;
@@ -6056,6 +6060,10 @@ bool8 PokemonUseItemEffects(struct Pokemon *mon, u16 item, u8 partyIndex, u8 mov
                                 break;
                             }
                             dataSigned += evChange;
+                            #if I_BERRY_EV_JUMP == GEN_4
+                            if (dataSigned > 100)
+                                dataSigned = 100;
+                            #endif
                             if (dataSigned < 0)
                                 dataSigned = 0;
                         }