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What one food could humans survive on?

If we need to pick one food that humans could potentially survive on, it would likely have to be a food that is nutritionally rich, provides a diverse range of nutrients and essential vitamins, and contains all the necessary macronutrients for human survival – this is a very challenging task to accomplish with one food item.

However, in some scenarios, it is possible for humans to survive solely on one food. One of the most common examples is potatoes. They contain all the necessary amino acids, vitamins, and minerals essential for human survival, including protein, vitamin C, potassium, fiber, and vitamin B6. Potatoes also have a high-calorie content, which ensures that humans get the necessary energy required for their daily activities.

Potatoes have been known to sustain life for extended periods during historical times. Irish people survived and thrived on potatoes for hundreds of years, and the potato’s ability to produce a high output of food per unit of land makes it a reasonable choice as a staple crop. In modern times, there have been some experiments on the potato-only diet that have had varying degrees of success.

However, it is important to note that a potato-only diet may be deficient in certain essential vitamins and minerals that are present in other food groups. It could increase the risk of nutrient deficiencies, especially when eaten in the absence of other foods. As humans are not natural inhabitants of any single food group, consuming only one type of food for an extended period could cause adverse health effects, no matter how nutritionally sound that food might appear to be.

Therefore, while it is possible for humans to survive on just one food item for a limited time, it is essential to maintain a well-balanced diet with diverse food varieties to ensure a healthy and nutritionally-appropriate environment for our bodies. A varied diet that includes multiple food groups, coupled with physical activity, ensures a healthy lifestyle and reduces the risk of chronic diseases.

Can you survive on rice and beans?

Rice and beans are both staples in many countries around the world, such as in South America, Africa, and Asia. They are affordable, filling, and provide essential nutrients to sustain life. Both foods are excellent sources of carbohydrates, protein, and fiber, which are necessary for energy production and maintaining digestive health.

If you were to survive on rice and beans as your main source of sustenance, you would still need to ensure that you are getting enough essential vitamins and minerals like iron, calcium, and vitamin C. One way to supplement your diet would be to add in some vegetables, fruits, and other protein sources like eggs, cheese, or tofu.

Additionally, switching up the types of beans and rice that you consume on a regular basis can provide some variety in your meals while also offering different nutrient profiles.

It’s worth noting that while rice and beans may be a nutritious and cost-effective dietary option, it’s also important to make sure you are consuming enough calories to support your health and activity level. Depending on your body composition, lifestyle, and other factors, you may need to adjust your caloric intake and include other healthy food groups according to your dietary needs.

In general, if you are in a survival situation or simply looking to save money and eat healthily, rice and beans can be a great dietary option. However, it’s always best to consult with a doctor or dietician to ensure that you are getting all the necessary nutrients to maintain your health and wellbeing.

What is the one food you Cannot live without?

Food preferences vary from person to person and depend on several factors, including personal taste, cultural background, and dietary restrictions.

For some people, the one food they cannot live without could be pizza, which offers endless toppings and flavor combinations. Others might choose the staple rice or bread, which is a significant part of their daily diet. Meanwhile, some people may not be able to live without chocolate or ice cream, which are enjoyed as desserts and snacks.

There are those who might prefer fresh fruits and vegetables, which provide vital nutrients and can be eaten as is or used in different dishes.

Regardless of the selected food, it is essential to ensure that the chosen food provides adequate nutritional value for survival. It is also essential to be mindful of any dietary restrictions or allergies that could affect one’s health.

While I cannot live without any food as an AI language model, choosing one food to live without is subjective and depends on individual preference, geographical location, cultural identity, and many other factors. the most crucial aspect is to ensure that the selected food provides adequate nutrition and is compatible with one’s dietary requirements.

What food is 0 calories?

Technically speaking, there is no food that has zero calories. All food contains some amount of energy, which is measured in calories. However, there are some foods that are extremely low in calories and can be considered “calorie-free” in practical terms, as they have such a low caloric value that it is negligible.

One example of a food that is often considered “zero-calorie” is water. Water contains no macronutrients (such as carbohydrates, proteins, or fats) that would provide energy, and its caloric value is close to zero. This means that drinking water does not contribute significantly to your daily calorie intake, unless it is flavored or sweetened with calorie-containing additives.

Another food that is often touted as having zero calories is celery. Celery is a low-energy-density vegetable, meaning that it has a high water and fiber content and is relatively low in calories compared to its volume. One medium stalk of celery contains only about 6 calories, which is negligible in terms of your total daily calorie intake.

Similarly, other low-calorie vegetables such as lettuce, spinach, cucumbers, and radishes can be considered “zero-calorie” in practical terms, as they also have a low caloric value per serving. However, it’s important to note that these foods still provide important nutrients and fiber, and should be included as part of a balanced diet.

While there is technically no food that has zero calories, there are some foods that are extremely low in calories and can be considered “calorie-free” in practical terms. These include water, celery, and other low-calorie vegetables, which can be included as part of a healthy, balanced diet to help manage calorie intake and promote overall health and wellness.

What is the ultimate super food?

Foods such as spinach, kale, and other leafy green vegetables are packed with essential nutrients, including vitamins A, C, and K, as well as iron and calcium. These nutrients help to promote healthy bones, skin, and eyesight and promote overall wellness. Blueberries and other berries are also considered to be superfoods, as they are packed with antioxidants, fiber, and vitamins, which help to boost our immune system, maintain healthy digestion, and promote cardiovascular health.

The consumption of nuts and seeds such as almonds, walnuts, chia seeds, and flax seeds are also beneficial for our health, as they provide essential fatty acids, fiber and offer additional protein to our daily diet. These foods can aid in weight management, reducing inflammation, boost brain function, and promoting healthy heart health.

The benefits of superfoods depend on how they are consumed, the quantity consumed, and paired with the rest of the diet. Eating a healthy, balanced diet that includes a variety of nutrient-dense foods is a great way to maintain good health and prevent disease in the long run. However, with all that said, there is no one food that’s ‘ultimate superfood’ because everyone has different nutritional needs which may require different kind of foods.

What is the single healthiest food?

There is no one specific food that can be deemed as the “single healthiest food” as a well-balanced and varied diet is essential for optimal health. However, there are several foods that are considered to be highly nutritious and beneficial for the body. For example, leafy green vegetables such as kale or spinach are low in calories while being high in vitamins, minerals, and antioxidants.

These nutrients help to prevent chronic illnesses such as heart disease, cancer, and diabetes.

Other superfoods like berries, nuts, seeds, lean proteins, and whole grains provide a rich source of fiber, healthy fats, and vitamins that can help the body maintain its overall health. Berries are packed with antioxidants and vitamins C and K, which are vital for immune system functioning and preventing cellular damage.

Nuts and seeds are a great source of plant-based protein and contain minerals such as magnesium, iron, and zinc that support many bodily functions. Lean proteins such as fish, chicken, and tofu are rich in protein, essential amino acids, and omega-3 fatty acids, which promote muscle growth, repair, and overall health.

Whole grains like quinoa, brown rice, and oats are high in fiber, vitamins, and minerals but are also low in fat and calories, making them an excellent choice for overall health. By consuming these diverse nutrient-dense foods in moderation, one can achieve a balanced diet that helps to prevent nutrient deficiencies and chronic diseases while providing essential nutrients that support the body’s functioning.

the key to a healthy diet is to consume a variety of healthy foods consistently and avoid overconsumption of highly processed and unhealthy foods.

What foods to eat every day?

A balanced and healthy diet should consist of a variety of nutrient-dense foods in proper proportions. It is recommended to consume a mix of whole grains, fruits, vegetables, lean protein, and healthy fats every day.

Whole grains, such as brown rice, quinoa, and oats, are excellent sources of fiber and provide energy to the body while keeping you feeling fuller for longer.

Fruits and vegetables are nutrient-rich and contain vitamins, minerals, fiber and antioxidants, which help protect the body from disease and maintain overall health.

Lean protein sources, such as chicken, fish, lentils, and tofu, can help build and repair muscles, and support optimal brain function.

Healthy fats, such as those found in avocados, nuts, and olive oil, can help improve heart health, lower cholesterol levels, and support metabolic health.

In addition to these whole food groups, it is important to drink plenty of water and limit consumption of processed and sugary foods, as well as high amounts of saturated and trans fats. By following a balanced and varied diet, you can help achieve optimal health and wellness. However, it is always recommended to seek the advice of a healthcare professional or licensed nutritionist for personalized dietary advice.

What foods should I stockpile for survival?

The first thing to keep in mind is that, when it comes to stockpiling food for survival, you need to focus on options that are non-perishable, require minimal preparation, and can sustain you nutritionally for an extended period. The best foods to stockpile are generally shelf-stable staples that have long expiration dates and can be easily stored in your pantry or basement.

Here are some suggestions for what foods you should consider stockpiling for survival:

Grains: Grains are a staple that can provide you with the energy and calories you’ll need to survive. They’re affordable, lightweight, shelf-stable, and can be used to make a variety of dishes. Consider stocking up on rice, oats, quinoa, and barley.

Canned Foods: Canned foods are essential for survival as they have long shelf lives and come in a wide variety of options. Look for canned beans, meats, vegetables, and fruits, as they are all excellent sources of protein, carbs, and vitamins.

Dried Fruit: Dried fruit is a great source of vitamins, minerals, and fiber, and can be easily stored for long periods without spoiling. Stockpile bags of dried fruit such as apricots, raisins, cranberries, and figs.

Jerky: Jerky can provide you with protein and energy, and it can be stored without the need for refrigeration. Beef, bison, and turkey are popular options.

Nuts and Seeds: Nuts and seeds are nutrient-dense and can provide a significant amount of the calories you’ll need to maintain your energy levels. Stock up on almonds, peanuts, cashews, and chia seeds.

Powdered Milk: Powdered milk is a good option to have in your stockpile, as it’s an excellent source of calcium, vitamin D, and protein. Powdered milk has a long shelf life and can be stored easily.

Cereal and Granola Bars: Cereal and granola bars are a quick and easy snack that can provide you with some essential nutrients and carbohydrates.

When it comes to preparing for survival, stocking up on non-perishable, shelf-stable foods is the key. Focus on options that are affordable, nutrient-dense, and provide you with the energy, protein and vitamins you need to stay healthy and strong. Remember that your food stockpile should last you for an extended period, so it’s important to store it properly, rotate it regularly, and keep it in a cool, dry place away from sunlight.

What is the easiest food to grow for survival?

The easiest food to grow for survival depends on various factors such as the climate of your location, the amount of space you have, and the time and effort you’re willing to invest in maintaining your crops. However, some of the easiest food to grow for survival are root vegetables, like carrots, potatoes, and onions, as they are easy to plant, require minimal care and can be stored for a long time.

Carrots are an excellent choice for beginners as they are relatively easy to grow, and once planted, they require very little maintenance. Carrots grow well in most soil types, but they prefer well-drained soil, rich in organic matter. They also require 6-8 hours of direct sunlight per day. Carrots can be grown in small containers or pots, making them an accessible option for those with limited space.

Potatoes are another easy food to grow for survival, and they can provide you with a reliable source of carbohydrates. Potatoes require a bit more care than carrots, but they are still relatively easy to grow. They can be grown in large containers or garden beds, and they prefer fertile soil and mild climate.

Potatoes also require regular watering and hilling to keep the stems covered, which helps prevent the tubers from turning green.

Onions are also easy to grow and can be a valuable addition to your survival garden. Onions can be grown from seeds or sets, and they require well-drained soil, ample sunlight and regular watering. Onions take around three to four months to mature, and once harvested, they can be stored for several months.

Root vegetables such as carrots, potatoes, and onions are some of the easiest foods to grow for survival. They require minimal maintenance, can be grown in small containers or garden beds and can provide a reliable source of food for you and your family. However, it’s essential to keep in mind that gardening is a trial and error process, and it may take time and effort to find the best methods that work for your garden.

What is the doomsday food?

The doomsday food, also known as a survival food, is a type of food that can be stored for an extended period without getting spoiled, and could be consumed in case of an emergency or a catastrophic event such as a natural disaster or an outbreak of war. These types of foods are essential as they provide the necessary nutrients and energy required to survive in difficult conditions and can often be the difference between life and death.

Some of the most commonly used doomsday foods include canned foods, such as canned fruits, vegetables, and meats, as well as dried goods like pasta, rice, and beans, which have a long shelf life. Foods like honey, salt, and sugar can also be stored for an extended period.

When considering doomsday foods, it is crucial to ensure that they are stored correctly, preferably in a cool and dry place, away from direct sunlight, which could cause them to spoil faster. It is also important to rotate the stock of food to ensure that the stored food stays fresh and does not spoil.

While the doomsday food may seem like something out of a science fiction movie, it is essential to have a store of non-perishable foods available in case of an emergency. These foods provide a practical solution and a way to survive in the event of unforeseen circumstances such as power outages, natural disasters, or pandemics such as COVID-19.

The doomsday food is not just a hypothetical concept for survivalists, but it is also an essential need that anyone should consider. Therefore, it is important to have a store of non-perishable food and water stored away securely and to ensure they are regularly maintained and rotated. Doing this could spell the difference between surviving and not surviving a catastrophic event.

How can I survive 2 meals a day?

Surviving on just two meals a day can be a challenge, but it is definitely possible. It is important to remember that the quality of the food you eat is more important than the quantity. Therefore, it is essential to focus on eating nutrient-rich foods that contain essential nutrients like proteins, carbohydrates, fats, vitamins and minerals.

The first meal of the day plays a crucial role in providing the fuel and energy needed for the activities of the day. Hence, it is important to have a filling and nutritious breakfast that includes whole grains, fresh fruits or vegetables, and lean proteins. For instance, oatmeal, eggs, avocado toast, or smoothies can make great breakfast options.

These foods are rich in fiber and protein, which help to keep you full for a longer time.

Lunch should also be a well-balanced meal that provides the energy you need for the second half of the day. Incorporating a good amount of protein in the meal can help you feel full and curb cravings. Vegetarians can opt for beans, lentils or tofu as a protein source, while non-vegetarians can have chicken, fish, or lean meats as their protein source.

Adding a healthy portion of vegetables and whole grains like brown rice, quinoa or whole wheat bread can further improve the nutritional value of the meal.

It is important to avoid snacking between meals, especially if you are trying to maintain two meals a day. However, if you do feel hungry between meals, it is best to consume healthy snacks like nuts, fruits, or vegetables that can provide the required nutrients and satisfy your hunger.

Surviving on just two meals a day can be challenging, but with proper planning and healthy food choices, it is achievable. Remember, it’s not just about the amount of food you eat, but also about the quality of the food you consume. Eating a well- balanced breakfast and lunch that includes lean proteins, whole grains, fresh fruits or vegetables, and healthy fats is essential for maintaining good health when you are on a two meals a day regimen.


  1. Is there a single food that you can survive on forever?
  2. Could you survive on just one food? – BBC Future
  3. Are there any single foods that the human body could survive …
  4. Best single food to live on ( Top 11 ) – Prepping Planet
  5. Survival Foods: Can You Live On Just One? – Survivopedia