Gluten-Free Multigrain Spaghetti Noodles with Italian Seasoning & Mushroom chunks sachet inside this pack . Mushrooms are rich in riboflavin, potassium, vitamin D, selenium, and other ingredients that are beneficial for human health. Mushrooms are low in calories and fat content and contain a modest amount of fibre, and a dozen minerals and vitamins, including magnesium, zinc, copper, and potassium.