loop

        //loop test

        $result = mysqli_query($link, 'SELECT * FROM `supply` WHERE id=' . intval($_SESSION["id"]));
        $rows = array();
        while($row = mysqli_fetch_array($result))
            $rows[] = $row;
        foreach($rows as $row){ 
            $ename = stripslashes($row['supplier_name']);
            $produkt = stripslashes($row['product_name']);
            $color = stripslashes($row['color_color']);
            $quantity = stripslashes($row['quantity']);
            $received = stripslashes($row['received']);

            echo $received . '<br />';
            echo $ename . '<br />';
            echo $produkt . ' ' . $color . '<br />';
            echo $quantity . '<br />';

pisz ładnie

oberwało Ci loopa

$result = mysqli_query($link, 'SELECT * FROM `supply` WHERE id=' . intval($_SESSION["id"]));
$rows = array();
//
while($row = mysqli_fetch_array($result)) {
    $rows[] = $row;
}
//
print_r($rows);
//
foreach($rows as $row) {
    $ename = stripslashes($row['supplier_name']);
    $produkt = stripslashes($row['product_name']);
    $color = stripslashes($row['color_color']);
    $quantity = stripslashes($row['quantity']);
    $received = stripslashes($row['received']);
    echo $received . '<br />';
    echo $ename . '<br />';
    echo $produkt . ' ' . $color . '<br />';
    echo $quantity . '<br />';
}

header('Content-Type: text/plain; charset=utf-8');
$query = 'SELECT * FROM `supply` WHERE id=' . intval($_SESSION["id"]);
echo $query;
$result = mysqli_query($link, $query);
$rows = array();
//
while($row = mysqli_fetch_array($result)) {
    $rows[] = $row;
}
//
print_r($rows);
//
foreach($rows as $row) {
    $ename = stripslashes($row['supplier_name']);
    $produkt = stripslashes($row['product_name']);
    $color = stripslashes($row['color_color']);
    $quantity = stripslashes($row['quantity']);
    $received = stripslashes($row['received']);
    echo $received . '<br />';
    echo $ename . '<br />';
    echo $produkt . ' ' . $color . '<br />';
    echo $quantity . '<br />';
}

// Nagłówek tekstowy - wyswietlamy tekst a nie html (nie potrzebujemy wtedy <br> i print_r wygląda czytelniej)
header('Content-Type: text/plain; charset=utf-8');
//
$query = 'SELECT * FROM `supply` WHERE id=' . intval($_SESSION["id"]);
// Podgląd zapytania, które zaraz wykonamy:
echo $query . PHP_EOL;
// wykonujemy zapytanie
$result = mysqli_query($link, $query);
// Tworzymy pustą tablicę, która będzie przechowywać wiersze wyniku
$rows = array();
// Iterujemy przez wszystkie wiersze wyniku i wpisujemy do tablicy wierszy
while($row = mysqli_fetch_array($result)) {
    $rows[] = $row;
}
// Profilaktycznie wyświetlamy, co zebraliśmy w tablicy $rows:
print_r($rows);
//
foreach($rows as $row) {
    $ename = stripslashes($row['supplier_name']);
    $produkt = stripslashes($row['product_name']);
    $color = stripslashes($row['color_color']);
    $quantity = stripslashes($row['quantity']);
    $received = stripslashes($row['received']);
    echo $received .  PHP_EOL;
    echo $ename .  PHP_EOL;
    echo $produkt . ' ' . $color . PHP_EOL;
    echo $quantity . PHP_EOL;
}