This piece is part of my “Arguments” series. In this collection of posts, I examine and respond to some of the most common arguments used to defend the exploitation of animals or to criticise veganism.
These articles are not intended to be exhaustive treatments of each topic. Rather, they are designed as practical reference pieces, helping readers reflect on these arguments more carefully and respond to them in a thoughtful, informed way.
You can find other entries in this series here.
The Claim
The claim that eating animals is “a personal choice” is one of the most common justifications offered in defence of consuming animal products. It is rarely intended as a direct attack on veganism. More often, it is presented as a way of ending discussion: Everyone chooses their own diet, therefore no one has the right to question what anyone else is eating.
At first glance, this appears reasonable. Personal autonomy matters, and people generally expect freedom in matters of lifestyle and consumption. However, when examined more closely, this argument rests on a serious misunderstanding of what “personal choice” means in the context of ethics.
The Short Answer
Eating animals is not purely a personal choice, because it directly affects other sentient beings. Personal choices are usually understood as decisions that mainly affect the person making them. Consuming animal products does not fit this definition, since it depends on systems that confine, exploit, and kill animals.
In most areas of life, personal freedom is limited when it causes serious harm to others. Diet is not morally unique and does not deserve special exemption from this principle.
Because animals are capable of suffering and because consumer demand helps sustain harmful industries, food choices involving animal products have ethical consequences beyond the individual.
For most people in modern societies, eating animals is therefore not just a private preference. It is a moral decision that affects others and can therefore be questioned.
The Detail
When Choices Affect Others
Personal choices are those whose consequences fall primarily on the person making them. Choosing between between an apple and an organge, jeans or a skirt, or which hobby to engage in usually fits this category. Consuming animal products does not.
Producing meat, dairy, eggs, and other animal-derived products requires animals to be confined, exploited, and killed on a massive scale (1). In this process, the beings most directly affected are not the consumers, but the animals themselves. Their interests, preferences, and welfare are not consulted or considered in the decision.
Research in moral psychology and animal ethics consistently shows that most people recognise suffering as morally relevant, regardless of who experiences it (2). When our choices predictably cause harm to others, they cease to be purely personal.
The Limits of “My Choice” in Ethics
In ethical reasoning, personal freedom is rarely treated as an absolute, it is normally limited when it causes serious harm to others. Your right to slap me stops where my face begins.
Most societies reject the idea that harmful practices become acceptable simply because someone enjoys them or consents to them. Activities such as dog fighting, abusive labour practices, or violent entertainment are not defended as “personal choices,” even when they take place in private.
Philosophers and legal scholars often describe this as the harm principle: Individual liberty is constrained when it causes unjustified harm (3). This is part of the basic social contract of living in a society with other individuals. In this sense, diet is not morally unique. It does not deserve special exemption from this fundamental principle.
Moral Consideration of Other Species
The “personal choice” argument also rests on an implicit assumption: That only human interests matter in moral decision-making.
Animal ethics scholars such as Melanie Joy have shown how cultural norms encourage people to view animals as objects or resources rather than as individuals with morally relevant interests (4). When this mindset is in place, it becomes easier to treat animal suffering as irrelevant.
However, research increasingly recognises animals as sentient beings capable of experiencing pain, stress, and emotional distress (5). If animals have interests in avoiding harm and continuing to live, then dismissing those interests entirely, is ethically difficult to justify.
Responsibility and Indirect Harm
Many people respond that they are not personally harming animals, they are simply buying products in a shop.
Yet economic systems operate through collective demand. When individuals purchase animal products, they help sustain industries that depend on systematic exploitation (6). This connection is indirect, but it is real.
Similar reasoning applies in other areas of consumption. For example, concerns about sweatshop labour, environmental destruction, and unethical supply chains are widely accepted as morally relevant, even though individual consumers are not directly involved in production. Dietary choices function in the same way.
Summary
The claim that eating animals is “a personal choice” fails under closer examination, for the following reasons:
- Animal consumption affects sentient beings who have no say in the decision (1,5).
- Personal freedom does not justify serious harm to others (3).
- Our purchases help sustain exploitative systems (6).
- Animals’ interests are morally relevant (2,4).
Dietary choices involving animal products are not merely private preferences – they are ethical decisions with profound consequences for other sentient beings. Acknowledging is doing the basic ethical work of taking responsibility for the impact of our actions.
Bibliography
- Joy, M. (2010). Why We Love Dogs, Eat Pigs, and Wear Cows: An Introduction to Carnism. San Francisco: Conari Press.
- Singer, P. (2011). Practical Ethics (3rd ed.). Cambridge: Cambridge University Press.
- Nussbaum, M. C. (2006). Frontiers of Justice: Disability, Nationality, Species Membership. Cambridge, MA: Harvard University Press.
- World Health Organization. (2021). WHO calls for healthier, more sustainable diets.
https://www.who.int/news/item/03-06-2021-who-calls-for-healthier-more-sustainable-diets - Food and Agriculture Organization of the United Nations. (2018). Livestock’s Long Shadow. https://www.fao.org/3/i3437e/i3437e.pdf
- Pew Research Center. (2020). Public attitudes toward animal welfare.
https://www.pewresearch.org/social-trends/2020/06/25/public-attitudes-toward-animal-welfare/
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