diff --git a/data/mods/gen4/abilities.ts b/data/mods/gen4/abilities.ts
index 66a54ed3b7..d5cd0caaeb 100644
--- a/data/mods/gen4/abilities.ts
+++ b/data/mods/gen4/abilities.ts
@@ -190,7 +190,7 @@ export const Abilities: import('../../../sim/dex-abilities').ModdedAbilityDataTa
 		inherit: true,
 		onStart(pokemon) {
 			const target = pokemon.side.randomFoe();
-			if (target?.item && !target.itemState.knockedOff) {
+			if (target?.item && !target.itemKnockedOff) {
 				this.add('-item', '', target.getItem().name, '[from] ability: Frisk', `[of] ${pokemon}`);
 			}
 		},
@@ -542,7 +542,7 @@ export const Abilities: import('../../../sim/dex-abilities').ModdedAbilityDataTa
 		inherit: true,
 		condition: {
 			onModifySpe(spe, pokemon) {
-				if ((!pokemon.item || pokemon.itemState.knockedOff) && !pokemon.ignoringAbility()) {
+				if ((!pokemon.item || pokemon.itemKnockedOff) && !pokemon.ignoringAbility()) {
 					return this.chainModify(2);
 				}
 			},
diff --git a/data/mods/gen4/moves.ts b/data/mods/gen4/moves.ts
index a286355200..586ef6c1d8 100644
--- a/data/mods/gen4/moves.ts
+++ b/data/mods/gen4/moves.ts
@@ -905,11 +905,11 @@ export const Moves: import('../../../sim/dex-moves').ModdedMoveDataTable = {
 	knockoff: {
 		inherit: true,
 		onAfterHit(target, source, move) {
-			if (!target.item || target.itemState.knockedOff) return;
+			if (!target.item || target.itemKnockedOff) return;
 			if (target.ability === 'multitype') return;
 			const item = target.getItem();
 			if (this.runEvent('TakeItem', target, source, move, item)) {
-				target.itemState.knockedOff = true;
+				target.itemKnockedOff = true;
 				this.add('-enditem', target, item.name, '[from] move: Knock Off', `[of] ${source}`);
 				this.hint("In Gens 3-4, Knock Off only makes the target's item unusable; it cannot obtain a new item.", true);
 			}
diff --git a/data/mods/sharingiscaring/scripts.ts b/data/mods/sharingiscaring/scripts.ts
index 2ee6c6ca8c..94fb823ecb 100644
--- a/data/mods/sharingiscaring/scripts.ts
+++ b/data/mods/sharingiscaring/scripts.ts
@@ -115,7 +115,7 @@ export const Scripts: ModdedBattleScriptsData = {
 		},
 		setItem(item, source, effect) {
 			if (!this.hp || !this.isActive) return false;
-			if (this.itemState.knockedOff) return false;
+			if (this.itemKnockedOff) return false;
 			if (typeof item === 'string') item = this.battle.dex.items.get(item);
 
 			const effectid = this.battle.effect ? this.battle.effect.id : '';
diff --git a/data/moves.ts b/data/moves.ts
index 8f26c3e7ee..402f2f5eab 100644
--- a/data/moves.ts
+++ b/data/moves.ts
@@ -15364,6 +15364,7 @@ export const Moves: import('../sim/dex-moves').MoveDataTable = {
 			if (pokemon.item || !pokemon.lastItem) return false;
 			const item = pokemon.lastItem;
 			pokemon.lastItem = '';
+			pokemon.itemKnockedOff = false; // Gens 3-4 only
 			this.add('-item', pokemon, this.dex.items.get(item), '[from] move: Recycle');
 			pokemon.setItem(item, source, move);
 		},
diff --git a/sim/pokemon.ts b/sim/pokemon.ts
index 0242257151..6156a5bb2f 100644
--- a/sim/pokemon.ts
+++ b/sim/pokemon.ts
@@ -123,6 +123,8 @@ export class Pokemon {
 	lastItem: ID;
 	usedItemThisTurn: boolean;
 	ateBerry: boolean;
+	// Gens 3-4 only
+	itemKnockedOff: boolean;
 
 	trapped: boolean | "hidden";
 	maybeTrapped: boolean;
@@ -419,6 +421,7 @@ export class Pokemon {
 		this.lastItem = '';
 		this.usedItemThisTurn = false;
 		this.ateBerry = false;
+		this.itemKnockedOff = false;
 
 		this.trapped = false;
 		this.maybeTrapped = false;
@@ -865,7 +868,7 @@ export class Pokemon {
 
 	ignoringItem(isFling = false) {
 		if (this.getItem().isPrimalOrb) return false;
-		if (this.itemState.knockedOff) return true; // Gen 3-4
+		if (this.itemKnockedOff) return true; // Gen 3-4
 		if (this.battle.gen >= 5 && !this.isActive) return true;
 		if (this.volatiles['embargo'] || this.battle.field.pseudoWeather['magicroom']) return true;
 		// check Fling first to avoid infinite recursion
@@ -1736,7 +1739,7 @@ export class Pokemon {
 	}
 
 	eatItem(force?: boolean, source?: Pokemon, sourceEffect?: Effect) {
-		if (!this.item || this.itemState.knockedOff) return false;
+		if (!this.item || this.itemKnockedOff) return false;
 		if ((!this.hp && this.item !== 'jabocaberry' && this.item !== 'rowapberry') || !this.isActive) return false;
 
 		if (!sourceEffect && this.battle.effect) sourceEffect = this.battle.effect;
@@ -1780,7 +1783,7 @@ export class Pokemon {
 
 	useItem(source?: Pokemon, sourceEffect?: Effect) {
 		if ((!this.hp && !this.getItem().isGem) || !this.isActive) return false;
-		if (!this.item || this.itemState.knockedOff) return false;
+		if (!this.item || this.itemKnockedOff) return false;
 
 		if (!sourceEffect && this.battle.effect) sourceEffect = this.battle.effect;
 		if (!source && this.battle.event?.target) source = this.battle.event.target;
@@ -1819,7 +1822,7 @@ export class Pokemon {
 	}
 
 	takeItem(source?: Pokemon) {
-		if (!this.item || this.itemState.knockedOff) return false;
+		if (!this.item || this.itemKnockedOff) return false;
 		if (!source) source = this;
 		if (this.battle.gen === 4) {
 			if (toID(this.ability) === 'multitype') return false;
@@ -1840,8 +1843,7 @@ export class Pokemon {
 
 	setItem(item: string | Item, source?: Pokemon, effect?: Effect) {
 		if (!this.hp || !this.isActive) return false;
-		if (this.itemState.knockedOff && !(effect?.id === 'recycle')) return false;
-		delete this.itemState.knockedOff;
+		if (this.itemKnockedOff) return false;
 		if (typeof item === 'string') item = this.battle.dex.items.get(item);
 
 		const effectid = this.battle.effect ? this.battle.effect.id : '';