Can vegans eat meat sometimes?

In this brief guide, we will answer the query, “Can vegans eat meat sometimes?” and will discuss what can happen when a vegan eats meat.

Can vegans eat meat sometimes?

No, a vegan cannot eat meat sometimes. Reintroducing meat to a vegetarian’s diet may cause temporary stomach issues. It will take some time for your “gut flora” and meat-digesting enzymes to reacclimate themselves to meat digestion. Begin with broth and tiny pieces of fish or chicken before progressing to heavier and fattier meats.

In the U.S., the impact of the veganism trend has been especially strong in the food industry where sales of plant-based food experienced an increase of 8.1% over the past year and topped $3.1 billion in sales, with even higher growth rates expected for 2018 and beyond. The fastest growing category, plant-based dairy alternatives, showed a 20% growth and reached sales of $700 million in 2017 (1).

What Is a vegan Reaction If He Eats Meat?

Vegans refrain from eating meat because they feel bad about it. There may be physical consequences for a vegetarian if they accidentally or purposefully consume meat.

·         Guilt or humiliation might be felt by the individual

·         There’s a chance you’ll feel bad about it.

In a study, respondents were asked about their feelings and reactions to occasions when they had inadvertently eaten meat or how they might feel if they were to discover shortly afterwards that they had eaten something containing meat. The responses relating to such inadvertent consumption of meat, or to the idea of consuming meat inadvertently if they had not actually had this experience, shed further light on the question of vegetarians’ disinclination to break their rule against consuming meat. Reactions included anxiety, anger, guilt, a sense of contamination, harm, unease, discomfort, queasiness, deep revulsion and sickness (2).

Experiencing these emotions might have bodily consequences. A person’s level of distress will determine whether or not they experience symptoms such as dizziness, nausea, headaches, or lightheadedness. Studies show that there is a strong association between functional gastrointestinal conditions and psychological symptoms (3).

Change Is Not Favored by Your Digestive System

Gut flora is the collection of microorganisms that lives in the digestive tract of each individual. In other words, the “gut flora” changes depending on what a person eats, and it adapts over time to fit their diet.

When a person quits eating meat, the enzymes needed to break down meat might be reduced since they are no longer required. A study showed a significant reduction and modification of protein intake due to a short-term vegan diet resulted in an adaptation of pancreatic protease secretion in healthy volunteers (4).

Although meat digesting enzymes have been reduced, this is not a long-term solution. Your gut is an extraordinary organ that can adapt to the nutrients in the foods you eat. Changes to your diet, such as cutting out meat or increasing your intake of fiber-rich vegetables, may cause discomfort as your gut adapts to its new requirements (4).

When you consume anything new, your “gut flora” may be disrupted, and it may take some time for your body to become used to the new equilibrium.

Omnivore, ovo-lacto vegetarian, and vegan diets are sources of nutrients for microorganisms and they also have their own microbiota, conferring heterogeneous effects on both abundance and diversity of the gut microbiota (5).

The “gut flora” in your body will be affected by drastic dietary changes, and this might give your body some discomfort for a while. To reduce any symptoms you may encounter, it’s better to make dietary adjustments slowly and gradually

Your body could be sick as a result of food poisoning

It’s possible to acquire food poisoning after becoming a vegetarian and then eating meat, whether by mistake or design. Food poisoning may have serious consequences, including severe symptoms. The most typical signs and symptoms are, according to the USDA.

·         Anxiety and discomfort in the stomach

·         Nausea

·         Vomiting

·         Diarrhea

·         Fever

When it comes to food poisoning, it may last anywhere from a few hours to a few days.

Meat sensitivity affects some people

Some individuals have digestive troubles including bloating, stomach problems, nausea, and headaches when they have meat sensitivity. If you’ve reintroduced meat and are still feeling unwell, try keeping a journal of your symptoms after a while. You may be tested for food sensitivities to find out whether you should stay away from meat for good. Food intolerance and sensitivity can cause symptoms that are similar to food poisoning or allergy. People can be intolerant to many types of foods (6).

Meat allergies can occur in vegetarians

IgE-mediated hypersensitivity to ingested animal products, including both mammalian and avian sources, is increasingly appreciated as an important form of food allergy. Traditionally described largely in children, it is now clear that allergy to meat (and animal viscera) impacts both children and adults and represents a heterogeneous group of allergic disorders with multiple distinct syndromes (7).

A meat allergy affects a tiny fraction of the population: less than 1%. Meat allergy sufferers will have symptoms similar to those of other allergies, such as a runny nose, itchy eyes, and swollen nasal passages. When compared to the pain that comes with a diet change, these symptoms are severe and even life-threatening. If you’re a vegan, it’s quite improbable that you’ll get this allergy. A person’s aversion to meat was most likely ingrained in them from birth.

When vegans consume meat, what symptoms do they experience?

If a vegetarian eats meat, will he become sick? If you’ve been a vegan, it’s difficult to predict how consuming meat will affect you thereafter. Some individuals may have no symptoms at all, while others may have a slew.

The most frequent adverse effects include the following:

Anxiety in the tummy- After returning the meat to their diets, some individuals have reported experiencing stomach discomfort.

Bloating- When you first start eating meat, your digestive system may feel some bloating.

Nausea- Vegans who have refrained from meat for some time may experience nausea when exposed to the scent or eating of meat.

Conditions of the skin- After returning the meat to their diets, several vegetarians have reported breakouts of acne. However, many individuals have reported that their acne issues have cleared up on their own.

Problems with the endocrine system-Menstrual cramps may become more severe for women.

Tiredness- After consuming meat, some individuals report feeling lethargic or lethargic. This may be because animal goods need more energy to digest than plant-based foods.

Achiness- After ingesting beef, several people have reported experiencing physical discomfort.

Guilt- Most vegans are compassionate toward animals and feel guilty if they consume meat.

Other FAQs about Vegans that you may be interested in.

Can you eat fish on a vegan diet?

d’vegan menu

Do vegans actually make a difference?


In this brief guide, we answered the query, “Can vegans eat meat sometimes?” and discussed what can happen when a vegan eats meat.


  1. Braunsberger, Karin, and Richard O. Flamm. The Case of the Ethical Vegan: Motivations Matter When Researching Dietary and Lifestyle Choices 1. J Manager Iss, 2019, 31, 228-222.
  2. Hamilton, Malcolm. Eating death: Vegetarians, meat and violence. Food, Cult Soc, 2006, 9, 155-177.
  3. Haug, T. Tangen, A. Mykletun, and A. A. Dahl. Are Anxiety and Depression Related to Gastrointestinal Symptoms in the General Population?. Scand J Gastroenterol, 2002, 3.
  4. Walkowiak, Jaroslaw, et al. Adaptive changes of pancreatic protease secretion to a short-term vegan diet: influence of reduced intake and modification of protein. Brit j nutr, 2012, 107, 272-276.
  5. Sakkas, Hercules, et al. Nutritional status and the influence of the vegan diet on the gut microbiota and human health. Medicina, 2020, 56, 88.  
  6. Leung, John, and Sheila E. Crowe. Food allergy and food intolerance. Nutritional Care of the Patient with Gastrointestinal Disease. 2015, 63.  
  7. Wilson, Jeffrey M., and Thomas AE Platts-Mills. Meat allergy and allergens. Molec immunol, 2018, 100, 107-112.