Labrador Retrievers are prone to several feeding-related health issues. Here are some common ones:

1. Obesity: Labs are prone to obesity due to their love of food and their high metabolism. To prevent obesity, it is important to feed them a balanced diet and control their portion sizes. Make sure to provide plenty of exercise and stick to a regular feeding schedule.
2. Bloat: Bloat, also known as gastric dilatation volvulus (GDV), is a serious and potentially life-threatening condition that occurs when the stomach becomes overstretched and rotated. To prevent bloat, it is important to feed your Lab several small meals throughout the day rather than one large meal.
3. Allergies: Labs can develop allergies to certain ingredients in their food, such as chicken, corn, and soy. Symptoms of food allergies include itchy skin, hot spots, and vomiting. If you suspect your Lab has a food allergy, try eliminating the suspected ingredient from their diet and see if their symptoms improve.
4. Dental problems: Labs are prone to dental problems, such as gum disease and tooth loss, due to their love of chewing. To prevent dental problems, it is important to provide your Lab with plenty of chew toys and to have their teeth checked and cleaned regularly by a veterinarian.

In general, it is important to feed your Lab a high-quality diet that is appropriate for their age and activity level. Providing them with regular exercise and keeping an eye on their weight can also help prevent or manage these and other health issues.