Quick answer

Our top pick is Royal Canin Size Health Nutrition Small Puppy, because it’s tailored for small breed puppies under 20 lbs with precise calorie and nutrient levels. For a budget-friendly option, Purina Pro Plan Focus Small Breed Puppy offers excellent nutrition at a lower price. If your puppy has a sensitive stomach, Hill’s Science Diet Small & Toy Breed Puppy is a great choice.

What to consider for Puppy Food For Dogs Under 20 Lbs

Small breed puppies have fast metabolisms and high energy needs, but their tiny stomachs require calorie-dense food. They also need controlled calcium and phosphorus levels to support proper bone development without overloading. Look for small kibble size to make eating easier, and ensure the food meets AAFCO standards for growth.

What to look for in a dog food

Choose a food with an AAFCO statement for growth or all life stages. The first ingredient should be a named meat like chicken or lamb. Protein should be around 28 to 32%, fat 15 to 20%, and calories between 350 to 450 kcal per cup. For small breeds, ensure the kibble is small. Look for DHA for brain development and omega fatty acids for skin and coat health.

How we chose these picks

  • Reviewed ingredient lists for named protein sources and whole ingredients.
  • Checked AAFCO nutritional adequacy statements for growth.
  • Evaluated calorie density and kibble size for small breeds.
  • Considered brand reputation and history of quality control.
  • Read customer reviews for palatability and digestive tolerance.
  • Compared price per pound to ensure value.
  • Consulted veterinary nutrition guidelines from WSAVA.
  • Never ranked a product higher just because it pays a commission.

What to avoid

  • Avoid foods with unnamed meat meal as the primary protein source.
  • Be cautious with grain-free or legume-heavy recipes due to potential link to DCM; grain-inclusive is safer unless advised by your vet.
  • Do not feed all-life-stages food to a large-breed puppy, but for small breeds it’s often acceptable.
  • Avoid abrupt diet changes; transition over 7 to 10 days.

For more guidance, check our dog guides, dog food, and dog nutrition sections.

Sources and further reading