diff --git a/src/templates/index.html b/src/templates/index.html
index e76427e..0361612 100644
--- a/src/templates/index.html
+++ b/src/templates/index.html
@@ -111,11 +111,16 @@
             document.getElementById('submit-button').disabled = !(food && weight);
         }
 
+
         function addProduct() {
             const foodInput = document.getElementById('my_combobox');
             const weightInput = document.getElementById('weight');
             const food = foodInput.value;
-            const weight = weightInput.value;
+            let weight = parseFloat(weightInput.value);
+            const portions = Math.max(parseInt(portionsInput.value, 10), 1); // Stellt sicher, dass mindestens 1 Portion angegeben wird
+
+            // Teilen des Gewichts durch die Anzahl der Portionen und Aufrunden
+            weight = Math.ceil(weight / portions);
         
 
             fetch(`/add_lm?food=${encodeURIComponent(food)}&weight=${encodeURIComponent(weight)}`)
@@ -195,6 +200,9 @@ function updateTotalNutrition() {
             </datalist>
             <input type="number" id="weight" name="weight" placeholder="Gramm" oninput="updateButtonState()">
             <button type="submit" id="submit-button" disabled>Hinzufügen</button>
+
+            <input type="number" id="portions" name="portions" placeholder="Portionen" oninput="updateButtonState()" min="1" value="1">
+
             
         </form>