diff --git a/index.php b/index.php
index 474f295..c7c0429 100644
--- a/index.php
+++ b/index.php
@@ -98,6 +98,10 @@
 	</select>
 	<br>
 
+	<label for="bmr">Meta de Calorias (opcional):</label>
+	<input type="number" name="bmr" id="bmr" value="<?php echo isset($_GET['bmr']) ? $_GET['bmr'] : ''; ?>">
+	<br>
+
 	<button type="submit">Gerar plano alimentar</button>
 	<button type="submit" name="rand">Forçar uma nova ementa</button>
 </form>
@@ -372,9 +376,9 @@ function getWeeksOfCurrentMonth() {
 	return $weeks;
 }
 
-function generateMonthPlan($includeWeekends, $is_female, $weight, $height, $age, $activity_level) {
+function generateMonthPlan($includeWeekends, $is_female, $weight, $height, $age, $activity_level, $bmr = null) {
 	global $ingredientNutrition, $mealOptionsAndIngredients;
-	$bmr = calculateBMR($is_female, $weight, $height, $age, $activity_level);
+	$bmr = is_null($bmr) ? calculateBMR($is_female, $weight, $height, $age, $activity_level) : $bmr;
 	// https://www.healthline.com/nutrition/best-macronutrient-ratio
 	// These ranges are recommended by the Institute of Medicine and are widely accepted in nutritional science.
 	// https://www.nal.usda.gov/programs/fnic
@@ -465,6 +469,7 @@ if ($_SERVER['REQUEST_METHOD'] != 'GET' || !isset($_GET['is_female'], $_GET['wei
 	$height = (int) $_GET['height'];
 	$age = (int) $_GET['age'];
 	$activity_level = (float) $_GET['activity_level'];
+	$bmr = (isset($_GET['bmr']) && !empty($_GET['bmr'])) ? (int) $_GET['bmr'] : null;
 
-	echo generateMonthPlan($includeWeekends, $is_female, $weight, $height, $age, $activity_level);
+	echo generateMonthPlan($includeWeekends, $is_female, $weight, $height, $age, $activity_level, $bmr);
 }