diff --git a/htdocs/langs/en_US/stocks.lang b/htdocs/langs/en_US/stocks.lang
index 374acec166b..920ac61940a 100644
--- a/htdocs/langs/en_US/stocks.lang
+++ b/htdocs/langs/en_US/stocks.lang
@@ -27,6 +27,7 @@ ListOfStockMovements=List of stock movements
 StocksArea=Stocks area
 Location=Location
 LocationSummary=Short name location
+NumberOfDifferentProducts=Number of different products
 NumberOfProducts=Total number of products
 LastMovement=Last movement
 LastMovements=Last movements
diff --git a/htdocs/langs/fr_FR/stocks.lang b/htdocs/langs/fr_FR/stocks.lang
index 0d87f7e5140..3e206b91e0d 100644
--- a/htdocs/langs/fr_FR/stocks.lang
+++ b/htdocs/langs/fr_FR/stocks.lang
@@ -27,6 +27,7 @@ ListOfStockMovements=Liste des mouvements de stock
 StocksArea=Espace stocks
 Location=Lieu
 LocationSummary=Nom court du lieu
+NumberOfDifferentProducts=Nombre de produits différents
 NumberOfProducts=Nombre total de produits
 LastMovement=Dernier mouvement
 LastMovements=Derniers mouvements
diff --git a/htdocs/product/stock/class/entrepot.class.php b/htdocs/product/stock/class/entrepot.class.php
index 580b729c8c3..384b3712674 100644
--- a/htdocs/product/stock/class/entrepot.class.php
+++ b/htdocs/product/stock/class/entrepot.class.php
@@ -243,15 +243,15 @@ class Entrepot extends CommonObject
 	function fetch($id, $ref='')
 	{
 		global $conf;
-			
+
 		$sql  = "SELECT rowid, label, description, statut, lieu, address, zip, town, fk_pays as country_id";
 		$sql .= " FROM ".MAIN_DB_PREFIX."entrepot";
-	
-		if ($id) 
+
+		if ($id)
 		{
 			$sql.= " WHERE rowid = '".$id."'";
 		}
-		
+
 		else
 		{
 			$sql.= " WHERE entity = " .$conf->entity;
@@ -276,12 +276,12 @@ class Entrepot extends CommonObject
 				$this->zip            = $obj->zip;
 				$this->town           = $obj->town;
 				$this->country_id     = $obj->country_id;
-	
+
 				include_once DOL_DOCUMENT_ROOT.'/core/lib/company.lib.php';
 	            $tmp=getCountry($this->country_id,'all');
 				$this->country=$tmp['label'];
 				$this->country_code=$tmp['code'];
-	
+
 				return 1;
 			}
 			else
@@ -377,6 +377,38 @@ class Entrepot extends CommonObject
 		return $liste;
 	}
 
+	/**
+	 *	Return number of unique different product into a warehosue
+	 *
+	 * 	@return		Array		Array('nb'=>Nb, 'value'=>Value)
+	 */
+	function nb_different_products()
+	{
+		$ret=array();
+
+		$sql = "SELECT count(distinct p.rowid) as nb";
+		$sql.= " FROM ".MAIN_DB_PREFIX."product_stock as ps";
+		$sql.= ", ".MAIN_DB_PREFIX."product as p";
+		$sql.= " WHERE ps.fk_entrepot = ".$this->id;
+		$sql.= " AND ps.fk_product = p.rowid";
+
+		//print $sql;
+		$result = $this->db->query($sql);
+		if ($result)
+		{
+			$obj = $this->db->fetch_object($result);
+			$ret['nb']=$obj->nb;
+			$this->db->free($result);
+		}
+		else
+		{
+			$this->error=$this->db->lasterror();
+			return -1;
+		}
+
+		return $ret;
+	}
+
 	/**
 	 *	Return stock and value of warehosue
 	 *
diff --git a/htdocs/product/stock/fiche.php b/htdocs/product/stock/fiche.php
index 1d0a9c08e04..104f92a84a9 100644
--- a/htdocs/product/stock/fiche.php
+++ b/htdocs/product/stock/fiche.php
@@ -276,8 +276,14 @@ else
 			// Status
 			print '<tr><td>'.$langs->trans("Status").'</td><td colspan="3">'.$object->getLibStatut(4).'</td></tr>';
 
+        	$calcproductsunique=$object->nb_different_products();
 			$calcproducts=$object->nb_products();
 
+	        // Total nb of different products
+	        print '<tr><td valign="top">'.$langs->trans("NumberOfDifferentProducts").'</td><td colspan="3">';
+	        print empty($calcproductsunique['nb'])?'0':$calcproductsunique['nb'];
+	        print "</td></tr>";
+
 			// Nb of products
 			print '<tr><td valign="top">'.$langs->trans("NumberOfProducts").'</td><td colspan="3">';
 			print empty($calcproducts['nb'])?'0':$calcproducts['nb'];
diff --git a/htdocs/product/stock/mouvement.php b/htdocs/product/stock/mouvement.php
index 89b7f83d576..7263d8d5fee 100644
--- a/htdocs/product/stock/mouvement.php
+++ b/htdocs/product/stock/mouvement.php
@@ -236,8 +236,14 @@ if ($resql)
         // Status
         print '<tr><td>'.$langs->trans("Status").'</td><td colspan="3">'.$entrepot->getLibStatut(4).'</td></tr>';
 
+        $calcproductsunique=$entrepot->nb_different_products();
         $calcproducts=$entrepot->nb_products();
 
+        // Total nb of different products
+        print '<tr><td valign="top">'.$langs->trans("NumberOfDifferentProducts").'</td><td colspan="3">';
+        print empty($calcproductsunique['nb'])?'0':$calcproductsunique['nb'];
+        print "</td></tr>";
+
         // Nb of products
         print '<tr><td valign="top">'.$langs->trans("NumberOfProducts").'</td><td colspan="3">';
         print empty($calcproducts['nb'])?'0':$calcproducts['nb'];