Here is a list of fruits and vegetables that can be safe or dangerous for dogs:

Fruits and vegetables are allowed to eat:
carrot

A delicious and healthy vegetable that can be given every day.
banana

Rich in vitamins and minerals, but a small amount should be observed.
apples

Apples can be good, but the seeds and core must be removed.
pumpkin

Recommended for digestive problems, can be very helpful.
Kiwi

Identical fruits can be good, but reactions should be checked.
Blueberries

Rich in antioxidants, can be a healthy addition.

strawberries

Sweet and healthy, but should be given in moderation.
cucumber

A light and kind vegetable that is suitable for dogs.

Fruits and vegetables must not be eaten:
chocolate

Toxic to dogs and can cause serious problems.
Onion and garlic

may cause damage to the red blood cells.
grapes and raisins

May cause severe kidney damage.
avocado

Contains a toxic substance (persin) that can harm dogs.
Nuts (such as macadamia nuts)

may cause symptoms of toxicity.

Uncooked potatoes

May contain solanine, which is toxic to dogs.
Rhubarb

May cause digestive problems and toxicity.
Additional recommendations:
Moderate amount: it is always important to keep a small amount and not to replace the dog's main food with fruits or vegetables.
Gradualism: If you introduce a new food into the dog's diet, do it gradually to see if he responds well.