diff --git a/scripts/verify-campaign-save-normalization.mjs b/scripts/verify-campaign-save-normalization.mjs
index eed2da1..24e3aa1 100644
--- a/scripts/verify-campaign-save-normalization.mjs
+++ b/scripts/verify-campaign-save-normalization.mjs
@@ -199,7 +199,7 @@ try {
       ],
       completedCampDialogues: ['dialogue-a', 17, 'dialogue-a', ''],
       completedCampVisits: 'visit-a',
-      inventory: { bean: '3', wine: -2, empty: 0 },
+      inventory: { bean: '3', ' bean ': '4', ['\uCF69']: '200', [' \uCF69 ']: '20', wine: -2, empty: 0 },
       selectedSortieUnitIds: { corrupted: true },
       sortieFormationAssignments: 'front',
       sortieItemAssignments: {
@@ -230,7 +230,10 @@ try {
     `Expected malformed completion lists to keep unique strings only: ${JSON.stringify(malformed)}`
   );
   assert(
-    malformed.inventory.bean === 3 &&
+    malformed.inventory.bean === 7 &&
+      malformed.inventory['\uCF69'] === 120 &&
+      malformed.inventory[' bean '] === undefined &&
+      malformed.inventory[' \uCF69 '] === undefined &&
       malformed.inventory.wine === undefined &&
       malformed.sortieItemAssignments['liu-bei']?.bean === 2 &&
       malformed.sortieItemAssignments['liu-bei']?.salve === 1 &&
diff --git a/src/game/state/campaignState.ts b/src/game/state/campaignState.ts
index 6061eec..b1b5c28 100644
--- a/src/game/state/campaignState.ts
+++ b/src/game/state/campaignState.ts
@@ -901,9 +901,12 @@ function normalizeNonNegativeInteger(value: unknown) {
 
 function normalizeInventory(value: unknown) {
   return Object.entries(recordOrEmpty(value)).reduce<Record<string, number>>((inventory, [itemId, amount]) => {
+    const normalizedItemId = itemId.replace(/\s+/g, ' ').trim();
     const normalizedAmount = normalizeNonNegativeInteger(amount);
-    if (itemId && normalizedAmount > 0) {
-      inventory[itemId] = normalizedAmount;
+    if (normalizedItemId && normalizedAmount > 0) {
+      const nextAmount = (inventory[normalizedItemId] ?? 0) + normalizedAmount;
+      const cap = campaignInventoryCaps[normalizedItemId];
+      inventory[normalizedItemId] = cap ? Math.min(nextAmount, cap) : nextAmount;
     }
     return inventory;
   }, {});