If you would not eat it, do not feed it to your parrotlet. Care when feeding citrus fruits is a must as too much can cause problems. More than twice a week is not advised. Carrots, corn, peas, zucchini, squash, radishes, bell peppers, broccoli, brussel sprouts, cauliflower, green beans, cooked regular and sweet potatoes, tomatoes, fresh and dried chili peppers. It contains mostly water and has almost no nutritional value.
Sprouted seed is good for both pets and breeders and can be fed daily.
Many people prefer to buy their parrotlet organic fruits and vegetables. These foods have not been sprayed with chemical pesticides or fertilizers, which have been shown to leave residue. Parrotlets are very tiny and small amounts of this residue could build up in the parrotlet's body. With organic produce readily available at most supermarkets, it can be very easy to feed your parrotlet a safe, healthy diet. No pesticides or chemical fertilizers are used in the production or manufacturing process.