diff --git a/runelite-api/src/main/java/net/runelite/api/Constants.java b/runelite-api/src/main/java/net/runelite/api/Constants.java
index ffb2c1ba66..2d8ea3deed 100644
--- a/runelite-api/src/main/java/net/runelite/api/Constants.java
+++ b/runelite-api/src/main/java/net/runelite/api/Constants.java
@@ -97,4 +97,9 @@ public class Constants
 	 * All game-play actions operate within multiples of this duration.
 	 */
 	public static final int GAME_TICK_LENGTH = 600;
+
+	/**
+	 * Used when getting High Alchemy value - multiplied by general store price.
+	 */
+	public static final float HIGH_ALCHEMY_CONSTANT = 0.6f;
 }
diff --git a/runelite-client/src/main/java/net/runelite/client/game/ItemManager.java b/runelite-client/src/main/java/net/runelite/client/game/ItemManager.java
index 9799398854..0a7844f6a2 100644
--- a/runelite-client/src/main/java/net/runelite/client/game/ItemManager.java
+++ b/runelite-client/src/main/java/net/runelite/client/game/ItemManager.java
@@ -45,6 +45,7 @@ import lombok.Value;
 import lombok.extern.slf4j.Slf4j;
 import net.runelite.api.Client;
 import static net.runelite.api.Constants.CLIENT_DEFAULT_ZOOM;
+import static net.runelite.api.Constants.HIGH_ALCHEMY_CONSTANT;
 import net.runelite.api.GameState;
 import net.runelite.api.ItemComposition;
 import net.runelite.api.ItemID;
@@ -187,9 +188,6 @@ public class ItemManager
 		private final Color outlineColor;
 	}
 
-	// Used when getting High Alchemy value - multiplied by general store price.
-	private static final float HIGH_ALCHEMY_CONSTANT = 0.6f;
-
 	private final Client client;
 	private final ScheduledExecutorService scheduledExecutorService;
 	private final ClientThread clientThread;
@@ -425,7 +423,7 @@ public class ItemManager
 			return 1000;
 		}
 
-		return (int) (getItemComposition(itemID).getPrice() * HIGH_ALCHEMY_CONSTANT);
+		return (int) Math.max(1, getItemComposition(itemID).getPrice() * HIGH_ALCHEMY_CONSTANT);
 	}
 
 	/**
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/grounditems/GroundItemsPlugin.java b/runelite-client/src/main/java/net/runelite/client/plugins/grounditems/GroundItemsPlugin.java
index fc5b592e11..e994790655 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/grounditems/GroundItemsPlugin.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/grounditems/GroundItemsPlugin.java
@@ -98,8 +98,6 @@ import net.runelite.client.util.Text;
 )
 public class GroundItemsPlugin extends Plugin
 {
-	// Used when getting High Alchemy value - multiplied by general store price.
-	private static final float HIGH_ALCHEMY_CONSTANT = 0.6f;
 	// ItemID for coins
 	private static final int COINS = ItemID.COINS_995;
 
@@ -322,7 +320,7 @@ public class GroundItemsPlugin extends Plugin
 		for (ItemStack is : items)
 		{
 			composition = itemManager.getItemComposition(is.getId());
-			Color itemColor = getHighlighted(composition.getName(), itemManager.getItemPrice(is.getId()) * is.getQuantity(), Math.round(composition.getPrice() * HIGH_ALCHEMY_CONSTANT) * is.getQuantity());
+			Color itemColor = getHighlighted(composition.getName(), itemManager.getItemPrice(is.getId()) * is.getQuantity(), itemManager.getAlchValue(is.getId()) * is.getQuantity());
 			if (itemColor != null)
 			{
 				if (config.notifyHighlightedDrops() && itemColor.equals(config.highlightedColor()))
@@ -483,7 +481,7 @@ public class GroundItemsPlugin extends Plugin
 		final int itemId = item.getId();
 		final ItemComposition itemComposition = itemManager.getItemComposition(itemId);
 		final int realItemId = itemComposition.getNote() != -1 ? itemComposition.getLinkedNoteId() : itemId;
-		final int alchPrice = Math.round(itemComposition.getPrice() * HIGH_ALCHEMY_CONSTANT);
+		final int alchPrice = itemManager.getAlchValue(realItemId);
 		int durationMillis;
 		if (client.isInInstancedRegion())
 		{
@@ -614,7 +612,7 @@ public class GroundItemsPlugin extends Plugin
 			final int realItemId = itemComposition.getNote() != -1 ? itemComposition.getLinkedNoteId() : itemComposition.getId();
 			final int itemPrice = itemManager.getItemPrice(realItemId);
 			final int price = itemPrice <= 0 ? itemComposition.getPrice() : itemPrice;
-			final int haPrice = Math.round(itemComposition.getPrice() * HIGH_ALCHEMY_CONSTANT) * quantity;
+			final int haPrice = itemManager.getAlchValue(realItemId);
 			final int gePrice = quantity * price;
 			final Color hidden = getHidden(itemComposition.getName(), gePrice, haPrice, itemComposition.isTradeable());
 			final Color highlighted = getHighlighted(itemComposition.getName(), gePrice, haPrice);
@@ -767,7 +765,7 @@ public class GroundItemsPlugin extends Plugin
 	{
 		final ItemComposition itemComposition = itemManager.getItemComposition(itemId);
 		final int realItemId = itemComposition.getNote() != -1 ? itemComposition.getLinkedNoteId() : itemId;
-		final int alchPrice = Math.round(itemComposition.getPrice() * HIGH_ALCHEMY_CONSTANT);
+		final int alchPrice = itemManager.getAlchValue(realItemId);
 		final int gePrice = itemManager.getItemPrice(realItemId);
 
 		return getHidden(itemComposition.getName(), gePrice, alchPrice, itemComposition.isTradeable()) != null;
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/highalchemy/HighAlchemyOverlay.java b/runelite-client/src/main/java/net/runelite/client/plugins/highalchemy/HighAlchemyOverlay.java
index 7a7fc07394..4c3d5fbad7 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/highalchemy/HighAlchemyOverlay.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/highalchemy/HighAlchemyOverlay.java
@@ -48,7 +48,6 @@ public class HighAlchemyOverlay extends WidgetItemOverlay
 	private final HighAlchemyPlugin plugin;
 	private final int alchPrice;
 	private final int alchPriceNoStaff;
-	private static final float HIGH_ALCHEMY_CONSTANT = 0.6f;
 
 	@Inject
 	public HighAlchemyOverlay(ItemManager itemManager, HighAlchemyPlugin plugin, HighAlchemyConfig config)
@@ -107,9 +106,8 @@ public class HighAlchemyOverlay extends WidgetItemOverlay
 		{
 			return 0;
 		}
-		ItemComposition itemComp = itemManager.getItemComposition(id);
-		float haValue = itemComp.getPrice() * HIGH_ALCHEMY_CONSTANT;
-		return Math.round(haValue);
+
+		return itemManager.getAlchValue(id);
 	}
 
 	private int getHAProfit(int haPrice, int gePrice, int alchCost)