fish and shellfish
Skinless, uncooked, and sometimes flaked fishDon't even think that breaded hake sticks (only 40% fish) are a good option for introducing fish into your diet, not even for children.
It is a very good idea to buy peeled and crumbled fish to make a homemade stew or to put it in a salad. In addition, you avoid having to go to the fishmonger to opt for one or the other. What you should take into account in the amount of product without water that each package brings. I mean, look at the net weight to avoid the water that usually covers the product to avoid oxidation and dehydration.
They are also highly recommended peeled prawns to add to homemade vegetable stir-fries or salads; as well as some mussels cooked to incorporate into paella or artisan fideuá. Please, avoid ultra-processed frozen foods, as they only provide coloring and sweeteners to enhance the natural flavor.
Fruits
You can buy the fruits natural and freeze them at home if you think that you are not going to consume them before they go soft. Although surely you have noticed that there are already companies that sell forest fruits, mangoes, coconuts, peach, strawberries or chopped bananas ready to put in the yogurt or in the blender.
They are a great idea for fruit smoothies, especially now in summer.
Of course, eat them in its natural form It provides us with many more nutrients than frozen fruits. For example, red fruits can lose up to 15% of their vitamin content.

Vegetables and stir-fries
Broccoli, cabbage, carrots, beans, peas, spinach, artichokes, etc., are totally suitable for consumption. You will avoid cutting the stems or peeling the skin of the vegetables, and you will only have to cook them to incorporate them into your recipes.
With the vegetable stir fry We could make an exception in that they are pre-cooked frozen foods. Of course, you'll need to read the nutritional labels to choose ingredients that are as healthy as possible.
Mushrooms, onion, peppers and chopped garlic
No more cutting onions, peppers or garlic, no more crying and having a bad smell in your hands!
It will help you make a quick and totally healthy stir-fry in no time. Also, don't worry about its properties or nutrients, since they are perfectly preserved and they won't get sick for leaving them on the air. Even the freezing process causes part of the water in the food to be lost, concentrating many of its micronutrients to the maximum.