Nutrition is vital for health and development; consuming most nutritionally dense foods is an ideal way to stay healthy as these foods provide adequate necessary nutrients for optimal health.
Nutrient-dense foods have a high nutritional content based on the number of calories they contain. By adding nutritious foods to your diet, you can enhance the amount of nutrition you consume per calorie.
Foods dense in nutrients are rich in vitamins, minerals, and other essential elements necessary for health without high amounts of added sugars, saturated fat, and sodium.
Nutritionally Dense Food
An easy and natural way to remain in an optimal health state is to take the most nutritionally dense foods. In this article, we will look at 7 nutritionally dense foods.
Salmon and Other Fatty Fishes
All fishes are not equal regarding nutrients. Salmon and other fatty fishes are rich in omega-3 fatty acids.
Omega-3 fatty acids are essential for the best functioning of the body. They are associated with increased well-being and a lower risk of some severe diseases.
Omega-3 fatty acids have an essential role in the body; they are part of the phospholipids that make up the structure of cell membranes. 
Although salmon is valued primarily for its beneficial fatty acid composition, it also contains several other beneficial nutrients.
As salmon and fatty fishes are good sources of omega-3 fatty acids, they are suitable for the heart. Studies have shown that omega-3 fatty acids can lower heart disease and stroke risk. 
Eating two servings of fish (especially fatty) a week is the recommendation of the American Heart Association. 
A high amount of Omega-3 fatty acids is present in fishes such as salmon, herring, anchovies, mackerel, bluefin tuna, sardines, striped bass, whitefish, and cobia.
Garlic is an excellent ingredient. It can make all kinds of dishes delicious and very nutritious.
Garlic is rich in vitamins C, Selenium, Fiber, Iron, Folate, Vitamin B6, Carbohydrates, calcium, potassium, copper, and manganese. 
Recent research supports the effects of garlic and its extracts in many applications. These studies point to the possibility of reviving the medicinal value of garlic in various ailments. 
Garlic and its preparations are widely known as medicines to prevent and treat cardiovascular disease. 
Scientific literature suggests that garlic consumption significantly lowers blood pressure, serum cholesterol, and triglycerides, prevents platelet aggregation and enhances fibrinolytic activity. 
Garlic has been shown to contain high levels of potent bioactive compounds with anti-carcinogenic properties. Also, raw garlic has excellent antifungal and anti-bactericidal properties. 
Sweet potatoes are rich in vitamin A, vitamin C, vitamin B6, potassium, iron, calcium, magnesium thiamine, zinc, phosphorus, and fiber. Sweet potatoes are one of the top sources of beta-carotene. 
Just one sweet potato will give you a lot of vitamin A which you need every day. Vitamin A will help you keep your eyes and immune system in good health; The immune system is the defense system against diseases.
Sweet potatoes are also good for the kidneys, heart, and reproductive organs. Carotenoids present in sweet potatoes give them a rich color. Carotenoids are antioxidants that protect the body cells from oxidative stress.
Blueberries are grown worldwide and are considered one of the most nutritious foods. Although not as rich in vitamins and minerals as vegetables, they are full of antioxidants. In terms of the nutritional value of fruit, blueberries are in a particular category.
Blueberries are full of antioxidants, including anthocyanins and many other plant compounds, some of which can cross the blood-brain barrier and positively affect the brain. 
The health effects of blueberries on humans have been examined in several studies. One study found that blueberries improved memory in older adults.
Studies have shown that blueberries, with their antioxidants, anti-inflammatory, and antiangiogenesis, help prevent age-related chronic diseases such as cancer, diabetes, hypertension, nervous system degeneration, obesity, and osteoporosis. 
Beans are one of the most diverse and widespread foods in the world. They contain several nutrients, such as vitamin A, vitamin C, vitamin K, folate, thiamin, niacin, calcium, and iron.
Thanks to its nutritional composition, this cost-effective food can improve the quality and long-term health of those who eat beans regularly.
Beans are rich in natural antioxidants. Colored beans such as red, brown, or black have more significant antioxidant activity than white beans. Bean color seems to affect the antioxidant capacity because it is related to the phenol content of the bean. 
According to the National Health Nutrition Examination Survey, those who regularly eat beans have lower body weight, lower waist circumference, and lower systolic blood pressure, and also receive more fiber, potassium, magnesium, iron, and copper. 
Humans have eaten animals for thousands of years. Muscle meat is less nutritious compared to organs meat. However, in western countries, people prefer muscles to organ meat.
Of all the organs, the liver is one of the most nutritionally dense foods. The liver is a significant organ with hundreds of metabolic functions. Storing essential nutrients for the whole body is one of its functions.
A 100 grams of beef liver contains: 
- Protein: 29.1 g
- Vitamin B-6: 1.02 mg
- Vitamin B-12: 70.6 µg
- Calcium: 6 mg
- Iron: 6.54 mg
- Magnesium: 21 mg
- Phosphorus: 497 mg
- Potassium: 352 mg
- Sodium: 79 mg
- Zinc: 5.3 mg
- Copper: 14.3 mg
- Manganese: 0.356 mg
Eating liver once a week is a great way to get all these vital nutrients for optimal health.
Spinach is a great vegetable to supplement your diet. This green leafy vegetable is rich in vitamins and minerals.
It is one of the most nutritionally dense foods. In addition to folate, the vegetable has high levels of fiber, beta carotene, vitamin C, and vitamin K1. Spinach also contains several antioxidants such as lutein, quercetin, kaempferol, and zeaxanthin.
Spinach is an excellent source of lutein, an antioxidant known to protect against age-related eye diseases such as muscular degeneration and cataracts.
Studies show that people taking lutein supplements have a lower risk of retinal degeneration, a leading cause of visual impairment and blindness.
A 100 gram of spinach contains: 
- Calcium: 99 mg
- Iron: 2.71 mg
- Magnesium: 79 mg
- Phosphorus: 49 mg
- Potassium: 558 mg
- Sodium: 79 mg
- Zinc: 0.53 mg
- Copper: 0.13 mg
- Manganese: 0.897 mg
- Fiber: 2.2 g
If you want plenty of nutrients without many calories, the precise strategy is to take dietary supplements. However, supplements cannot replace a healthy diet. An ideal way to get all the essential nutrients is to fill your diet with the most nutritionally dense foods.
Foods rich in nutrients are high in nutrients relative to their calorie content. These include a variety of healthy foods such as vegetables, fruits, liver, and seafood. Adding the above foods to your daily diet will help you take essential nutrients for optimal health.