diff --git a/src/main/java/seedu/foodrem/commons/core/Messages.java b/src/main/java/seedu/foodrem/commons/core/Messages.java
index 8ad6e0c6f2a..d58af023923 100644
--- a/src/main/java/seedu/foodrem/commons/core/Messages.java
+++ b/src/main/java/seedu/foodrem/commons/core/Messages.java
@@ -7,11 +7,17 @@ public class Messages {
     public static final String MESSAGE_UNKNOWN_COMMAND = "Unknown command. Enter \"help\" to view all commands.";
     public static final String MESSAGE_INVALID_COMMAND_FORMAT = "Invalid command format! \n%1$s";
     public static final String MESSAGE_INVALID_ITEMS_DISPLAYED_INDEX = "The item index provided is invalid.";
-    // TODO: Fix "1 items listed" grammar bug instead of "1 item listed"
-    public static final String MESSAGE_ITEMS_LISTED_OVERVIEW = "%1$d items listed!";
-    // TODO: Fix "1 items sorted" grammar bug instead of "1 item sorted"
+
+    // Singular
+    public static final String MESSAGE_ITEMS_LISTED_OVERVIEW = "%1$d item listed!";
+    public static final String MESSAGE_ITEM_SORTED_OVERVIEW = "%1$d item sorted!";
+    public static final String MESSAGE_ITEM_FILTERED_OVERVIEW = "%1$d item after filtering!";
+
+    // Plural or Zero
+    public static final String MESSAGE_ITEM_LISTED_OVERVIEW = "%1$d items listed!";
     public static final String MESSAGE_ITEMS_SORTED_OVERVIEW = "%1$d items sorted!";
     public static final String MESSAGE_ITEMS_FILTERED_OVERVIEW = "%1$d items after filtering!";
+
     public static final String MESSAGE_NON_POSITIVE_INDEX =
             "The index of an item should be a positive number.";
 }
diff --git a/src/main/java/seedu/foodrem/logic/commands/itemcommands/FilterTagCommand.java b/src/main/java/seedu/foodrem/logic/commands/itemcommands/FilterTagCommand.java
index 035d47326ea..7c987657c62 100644
--- a/src/main/java/seedu/foodrem/logic/commands/itemcommands/FilterTagCommand.java
+++ b/src/main/java/seedu/foodrem/logic/commands/itemcommands/FilterTagCommand.java
@@ -40,7 +40,10 @@ public CommandResult<FilterByTag> execute(Model model) throws CommandException {
 
         model.updateFilteredItemList(predicate);
         String primaryMessage = "Filtered by tag:";
-        String secondaryMessage = String.format("%s items filtered", model.getCurrentList().size());
+        String secondaryMessage = String.format(model.getCurrentList().size() == 1
+                        ? "%s item filtered"
+                        : "%s items filtered",
+                model.getCurrentList().size());
         return CommandResult.from(new FilterByTag(tag, primaryMessage, secondaryMessage));
     }
 
diff --git a/src/main/java/seedu/foodrem/logic/commands/itemcommands/FindCommand.java b/src/main/java/seedu/foodrem/logic/commands/itemcommands/FindCommand.java
index c1787166620..bf9c0f1bb41 100644
--- a/src/main/java/seedu/foodrem/logic/commands/itemcommands/FindCommand.java
+++ b/src/main/java/seedu/foodrem/logic/commands/itemcommands/FindCommand.java
@@ -31,7 +31,10 @@ public CommandResult<String> execute(Model model) {
         requireNonNull(model);
         model.updateFilteredItemList(predicate);
         return CommandResult.from(
-                String.format(Messages.MESSAGE_ITEMS_LISTED_OVERVIEW, model.getCurrentList().size()));
+                String.format(model.getCurrentList().size() == 1
+                                ? Messages.MESSAGE_ITEM_FILTERED_OVERVIEW
+                                : Messages.MESSAGE_ITEMS_FILTERED_OVERVIEW,
+                        model.getCurrentList().size()));
     }
 
     /**
diff --git a/src/main/java/seedu/foodrem/logic/commands/itemcommands/SortCommand.java b/src/main/java/seedu/foodrem/logic/commands/itemcommands/SortCommand.java
index a83b22fad97..eacce232fdc 100644
--- a/src/main/java/seedu/foodrem/logic/commands/itemcommands/SortCommand.java
+++ b/src/main/java/seedu/foodrem/logic/commands/itemcommands/SortCommand.java
@@ -40,7 +40,9 @@ public SortCommand(Comparator<Item> comparator) {
     public CommandResult<String> execute(Model model) {
         requireNonNull(model);
         model.updateSortedItemList(comparator);
-        return CommandResult.from(String.format(Messages.MESSAGE_ITEMS_SORTED_OVERVIEW,
+        return CommandResult.from(String.format(model.getCurrentList().size() == 1
+                        ? Messages.MESSAGE_ITEM_SORTED_OVERVIEW
+                        : Messages.MESSAGE_ITEMS_SORTED_OVERVIEW,
                 model.getCurrentList().size()));
     }
 
diff --git a/src/test/java/seedu/foodrem/logic/commands/itemcommands/FindCommandTest.java b/src/test/java/seedu/foodrem/logic/commands/itemcommands/FindCommandTest.java
index ab833f84abd..4ee838b0e46 100644
--- a/src/test/java/seedu/foodrem/logic/commands/itemcommands/FindCommandTest.java
+++ b/src/test/java/seedu/foodrem/logic/commands/itemcommands/FindCommandTest.java
@@ -2,7 +2,7 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNotEquals;
-import static seedu.foodrem.commons.core.Messages.MESSAGE_ITEMS_LISTED_OVERVIEW;
+import static seedu.foodrem.commons.core.Messages.MESSAGE_ITEMS_FILTERED_OVERVIEW;
 import static seedu.foodrem.logic.commands.CommandTestUtil.assertCommandSuccess;
 import static seedu.foodrem.testutil.TypicalFoodRem.getTypicalFoodRem;
 import static seedu.foodrem.testutil.TypicalItems.CUCUMBERS;
@@ -54,7 +54,7 @@ public void equals() {
 
     @Test
     public void execute_zeroKeywords_noItemsFound() {
-        String expectedMessage = String.format(MESSAGE_ITEMS_LISTED_OVERVIEW, 2);
+        String expectedMessage = String.format(MESSAGE_ITEMS_FILTERED_OVERVIEW, 2);
         NameContainsKeywordsPredicate predicate = preparePredicate(" ");
         FindCommand command = new FindCommand(predicate);
         expectedModel.updateFilteredItemList(predicate);
@@ -63,8 +63,8 @@ public void execute_zeroKeywords_noItemsFound() {
     }
 
     @Test
-    public void execute_multipleKeywords_multipleItemsFound() {
-        String expectedMessage = String.format(MESSAGE_ITEMS_LISTED_OVERVIEW, 0);
+    public void execute_multipleKeywords_zeroItemsFound() {
+        String expectedMessage = String.format(MESSAGE_ITEMS_FILTERED_OVERVIEW, 0);
         NameContainsKeywordsPredicate predicate = preparePredicate("Potatoes Cucumbers Carrots");
         FindCommand command = new FindCommand(predicate);
         expectedModel.updateFilteredItemList(predicate);