Excess weight is a pressing problem faced by many people, but it can only be solved by combining physical activity with dietary nutrition.If you are serious about taking care of your body, losing weight and building beautiful muscle definition, you need to try a protein diet.This is one of the most effective ways and you don’t have to go hungry.Quite the opposite!The food will be filling.
Let us remember that protein is the main building block of our body.In addition, they perform many other tasks to sustain life, so their presence in people's daily diet is mandatory.Protein is made up of amino acids and comes from plants and animals.Animal proteins are considered the most valuable and contain all the essential amino acids for humans.Plant peptides are not as rich in amino acids and therefore have lower nutritional value.When protein is lacking, muscle mass begins to decrease and is gradually replaced by fat, immunity and stress resistance decrease, fatigue accelerates, and the condition of skin, hair, and nails worsens significantly.Under normal circumstances, a person needs 1 gram of pure protein per kilogram of body weight per day.
The Essence of a Protein Diet
The protein diet is based on the following assumptions:
- Eliminate simple carbohydrates completely;
- Protein accounts for 60% of the daily diet;
- Very little fat (vegetable only);
- For better digestion, protein foods need to be supplemented with small amounts of vegetables and fruits.
As we all know, carbohydrates are the main source of energy.When they are completely removed from the diet, an energy deficit occurs and the body then begins to burn glycogen and then fat.
- Foods in a protein diet should be taken in small amounts every 2.5-3 hours, 5-6 times a day, along with daily fitness.
- Special attention should be paid to the quality of the product.Sausages, bacon and semi-finished products from supermarkets should definitely be excluded, since first-rate meat and fats are not always used during preparation.Additionally, it includes various herbal and chemical additives - preservatives, dyes, spices, etc.
- Preference should be given to lean meats, poultry and fish, as rich lipids interfere with adequate protein absorption.In this regard, it is best to avoid salmon, catfish, goose and duck, cod liver, pork and beef brisket.
Contraindications and Disadvantages of a Protein Diet
A protein diet can produce good results in a short period of time, but it cannot be recommended to everyone because it is not balanced.Due to the low content of vegetables and fruits, the human body cannot obtain enough vitamins, trace elements and other beneficial substances necessary for the human body.Additionally, high amounts of protein in the diet can cause acidification of the blood, as evidenced by pH levels falling below 7.35-7.45.In this case, the body requires more calcium and calcium starts to be lost from the bones.This threatens the development of osteoporosis.Therefore, a protein diet can be used for up to a week, followed by a long break.Most nutritionists say that this diet should only be done once every six months, while some experts insist on a stricter approach: no more than once a year, as this puts a heavy strain on the digestive system organs.
The following side effects may occur with a protein diet:
- Animal protein takes a long time to digest, and when carbohydrate and fiber supplies are low, the process becomes even longer.As a result, food stays in the intestines longer and the processes of putrefaction and fermentation become more intense, leading to gas and bad breath.
- Increased burden on the kidneys may lead to swelling of the legs, eye bags, and liver.
- Constipation and exacerbation of gastritis and enterocolitis may occur due to slow digestion of food.
- Blood pressure may increase, cholesterol levels may increase, and the risk of blood clots may increase.
- Fatigue occurs more quickly and people become irritable more easily.
- For women, hormonal imbalances and ovarian dysfunction are possible.
To summarize, a protein diet is contraindicated when:
- kidney and liver disease;
- Gout, diabetes, poor coagulation;
- Chronic diseases of the gastrointestinal tract;
- Pregnancy and lactation.
It is also not suitable for the elderly, people with cardiovascular disease, and teenagers.
Sweet tooth lovers will most likely find this diet intolerable.They may feel more fatigued and nervous due to a lack of carbohydrates.Often, after completing the program, they return to high-calorie sweets and quickly regain the lost weight.But for meat eaters, this won’t be a burden.
The main advantage of this diet is a sustained feeling of fullness, since protein foods take longer to digest.Additionally, protein foods help build muscle mass, so this type of supplement is ideal for bodybuilders to dry out their bodies.
Prohibited and Allowed Foods on a Protein Diet
A protein diet completely excludes the following foods:
- Confectionery (cakes, pastries, candies and other desserts, including natural honey);
- Sweet fruits (bananas, persimmons, dates, figs, apricots, grapes, watermelon);
- Flour dishes, pasta and bakery products;
- Fried and spicy foods, sauces, sausages, bacon, marinades;
- Potatoes, beans, grains;
- animal fats;
- Sweetened drinks, sodas, alcohol, store-bought juices.
Instead of these, the following should appear on your table:
- Lean meats and poultry (veal, beef, rabbit, skinless chicken, turkey fillets);
- Lean fish, seafood, canned fish in oil;
- Offal dishes (liver, tongue, lungs, kidneys)
- Raw eggs, boiled eggs, fried eggs;
- Low-fat milk and fermented milk products;
- mushroom;
- low-fat cheese;
- Unsweetened pears, dried and fresh apples (preferably green), kiwis, citrus fruits, tart berries;
- tomatoes, cabbage, cucumbers, zucchini, vegetables;
- sugar substitutes;
- Oatmeal, brown rice, buckwheat, bran;
- Vegetable oils (linseed oil, olive oil);
- Water – 1.5 liters per day, tea, sugar-free coffee, fresh juices.
Each serving size should not exceed 250 grams, and the energy value of food per day should be 1,200 calories.Mainly meat, with fruits, vegetables and bran as auxiliary products.They contain fiber needed for normal digestion, as protein foods can cause constipation.Under normal circumstances, a person also needs carbohydrates; if following a protein diet, oatmeal or brown rice is substituted.If fatigue increases significantly or dizziness occurs, the share of these products can be increased.You can also take an additional multivitamin due to the lack of it in your daily diet.
protein in food
- When following a protein diet, it is recommended to prepare dishes as simple as possible.
- Meat, fish and poultry can be boiled, stewed, baked on the grill or in the oven with a small amount of vegetable oil, or steamed.
- You should not indulge in spicy seasonings and additives, nor should you add too much salt or pepper to your dishes.To enhance the flavor, you can add a little mustard.
- Store-bought sausage is not suitable for protein diets.
- Low-fat fermented dairy products - cottage cheese, hard cheese - are great for protein diets.
- With dinner, you can drink protein shakes, which are sold in sports stores as sports nutrition, especially during strenuous physical activity.
Sample protein diet menu of the day
Protein diets can be short-term (3-7 days) with three meals a day, or long-term (usually 2 weeks) with divided meals.The longer you stick to the diet, the more vitamins and trace elements it contains.
A rough power diagram might look like this:
- First breakfast: yogurt without fillers (optional: low-fat kefir, cottage cheese, two eggs), tea or coffee;
- Second breakfast: green apple (orange, grapefruit, kiwi);
- Lunch: chicken (fish, veal) with vegetables, brown rice, buckwheat, oatmeal (about five spoons);
- Afternoon snack: natural yogurt (low-fat cheese, kefir, fermented grilled milk, low-fat cheese);
- Dinner: Fish (veal, seafood, chicken) with vegetable salad, tea, fresh juice diluted with water.
In most cases, the protein diet lasts 5-7 days, and in a few cases it lasts 14 days.A one-month follow-up is extremely rare if the body easily tolerates this nutrient, but doctors strongly advise against the experiment.A weekly protein diet menu usually contains a small amount of vegetables and fruits, but its content should increase as the duration increases.And if you feel tired and sleepy, it's best to increase your carbohydrate intake.Therefore, the 14-day protein diet menu usually contains more oatmeal, brown rice, buckwheat and vegetables.
Types of protein diets
There are many options for protein diets.They all fall into the low-carb category and are based on the same principles – more protein, less carbs.
- One of the most popular options is the egg diet.Since the daily diet is quite balanced, it is relatively easy to tolerate.People also want to avoid fat and limit carbohydrates, but allow for quite a lot of fruits and vegetables.Eggs, chicken or quail can be eaten boiled or baked into an omelet in the oven.
- The basis of the Japanese diet is seafood, fish, rice and soybeans.Carbohydrates and fats are present, but in limited amounts.Salt, sugar, and baked goods made from white wheat flour are completely excluded.You can also eat cabbage, eggplant, zucchini, carrots, tomatoes, lean beef, chicken, eggs, unsweetened fruit, low-fat dairy products, and whole-wheat bread.
- Another protein diet is cottage cheese.In this case, the focus is on fermented dairy products and vegetables.
- The Dukan diet initially allows for skinless chicken, turkey, fish, low-fat dairy products, a spoonful of oat bran per day, and vegetables are introduced after a few days.
Protein Diet During Pregnancy and Breastfeeding
Protein is especially necessary during pregnancy and lactation, but a pregnant or lactating woman's diet must be balanced in all aspects.During this period, women do need fats, carbohydrates, vitamins, minerals, trace elements and other valuable substances, and a pure protein diet cannot provide all of these.Therefore, it is not recommended for pregnant and lactating women.
What to pay attention to
Nutritionists and doctors categorically do not recommend switching to a protein diet without first consulting a specialist, as it can aggravate chronic diseases.During the two-week course, you must take an additional multivitamin, and if fatigue and irritability increase, the menu should be rich in carbohydrates.Combining such nutrients with drugs and alcohol is strictly prohibited.
How to get off a diet
You need to stop any diet gradually so that the weight you lose is not regained in a short period of time.First of all, you shouldn't increase portion sizes drastically.Foods that were previously excluded can be added little by little, but flour and sweets should be the last things in the daily diet.It's best to increase the amount of fruits and vegetables, as well as grains.You need to continue eating lean meats, fish, and dairy products.Do not drink alcohol for 5 days after switching to a regular diet.
The main advantage of a protein diet is that it allows you to lose 3-5 kg in a few days without fasting, but it should be used with great caution and not for a long time.