Staple
Use a reliable base diet.
Updated
Bird guides
Cockatiels usually do best with a species-appropriate staple diet, often pellet-centered, plus washed vegetables and greens, measured seed, clean water, and tiny treats for training. Seed-only diets are a common problem.
A cockatiel diet should be steady enough to monitor and varied enough to support health.

Cockatiel Questions
Cockatiels usually do best with a species-appropriate staple diet, often pellet-centered, plus washed vegetables and greens, measured seed, clean water, and tiny treats for training. Seed-only diets are a common problem.
Match diet with full cockatiel care.
Use the hub for nearby questions after this answer.
Use supplies after the care plan is clear, not before.
Pick gear that makes the daily routine easier to repeat.
Use a reliable base diet.
Measure it.
Offer safe plain foods.
Use favorites with purpose.
Clean daily.
Weight tells the truth.
Build the daily diet around a reliable staple, not a bowl of favorite seeds.
Cockatiels love seed, but free-choice seed can crowd out better nutrition and make weight management harder.
Washed greens, vegetables, and small safe portions can help when introduced patiently.
Do not suddenly remove familiar food from a cockatiel that does not yet eat the new diet.
Track weight, droppings, and what the bird actually eats, not just what you offer.
Seed-only feeding is a common problem and is usually not a good long-term diet.
Pellets are useful for many cockatiels, but transition safely and ask a vet for individual needs.
Many can eat washed plain greens and vegetables in small portions. Check each food first.
Tiny occasional safe fruit is usually enough. It should not replace vegetables or staple food.
Use these after the care plan is clear. Match size and materials to the bird you actually keep.
Affiliate links: Furball Cove may earn from qualifying purchases at no extra cost to you.

Keeps pellets and seed portions sealed, labeled, dry, and separate from treats.

Separate clean food and water dishes that are easy to wash every day.

Makes weight checks easier before small appetite changes become big problems.

Tracks food, weight, sleep, droppings, behavior, and vet questions in one place.