Walk through any supermarket today, and protein-enhanced products are widely available—protein cereal, protein ice cream, protein chips, protein pancakes, protein water, protein beer, and protein chocolate bars. Influencers have popularized protein-focused diets, and food manufacturers are enthusiastic about the high demand, reflected in grocery aisles.

In recent decades, protein has escaped the criticism faced by carbs and fats. Fat was restricted in the '80s and '90s, while carbs became targets in the 2000s, and throughout it all, protein has kept a strong reputation. This raises the question: Is the food industry responding to an informed market, or is there another factor at play?

Before diving into each topic, let's outline what this piece will explore to help you navigate the world of protein. In this article, we'll unpack why eating enough protein is genuinely important, whether or not you really need more of it, the history of protein's ascent to stardom, and what a sane nutrition approach looks like in a world gone protein crazy. To begin, let's clarify what makes protein so crucial before tracing the roots of our current obsession.

Let's start with the part just about everyone gets right:

Protein is absolutely essential

Some low-carb advocates argue the body can make its own carbs, making dietary intake less essential—a claim rarely made for protein. Protein supports basic biological functions: all tissues need amino acids, and essential amino acids come from food. Protein is vital for skin, muscles, enzymes, hormones, the immune system, and neurotransmitters. The term' protein,' from Greek prōteios meaning 'primary,' reflects its essential status.

After illness, surgery, injury, or intense exercise, protein needs rise because the body must rebuild tissue. Protein also helps preserve muscle as we age, a top factor for long-term independence and quality of life.

Protein increases satiety and appetite control. It digests slowly, making meals more filling and supporting hunger and blood sugar regulation. This helps people stick to weight management better than higher-carb diets do.

Adequate protein supports health and bodily functions.

This perspective has also become prominent in marketing messages and public discussions about nutrition.

How did this protein obsession come about?

Protein's increased popularity did not occur suddenly. Early protein supplements made from beef byproducts appeared in the late 1800s, marketed primarily to men seeking increased muscle mass.

More palatable iterations followed in the 1950s, resembling modern dried, flavoured powders. Throughout their development, protein supplements were largely associated with strength and muscle growth, primarily used by bodybuilders and athletes.

In the 1970s and '80s, protein became associated with weight loss, appealing to a broader population and coinciding with the rise of liquid diets and meal replacements. In the '80s and '90s, public focus shifted to low-fat dieting, which reduced mainstream attention on protein as a primary nutrient.

In the late '90s and early 2000s, dietary fats were partly exonerated, with a new focus on 'healthy fats' and Mediterranean diets. Low-carb diets rebounded in the 2000s and 2010s, setting the stage for protein's wider popularity entering the 2020s.

By then, social media redefined fame and changed how nutrition was discussed. New health influencers quickly built large followings around lean bodies, special diets, and supplements.

With changing nutrition trends, protein was positioned as a key nutrient—one that could be readily produced, marketed, and promoted through evolving communication channels.

Do we actually need more protein, both as a society and personally?

Until recent changes, dietary guidelines worldwide recommended 0.8g of protein per kg body weight daily. For most adults, that's about 50–70g—a target met by three meals.

Recommended intakes prevent malnutrition but don't target optimal body composition, aging, or metabolic health. Some experts now suggest 1–1.2g/kg, especially for active adults or those over 40. Newer guidelines recommend 1.2–1.6g/kg.

In many Western countries, average protein intake already meets or exceeds recommended levels. Traditional dietary sources such as meat, dairy, and eggs are usually sufficient in omnivorous diets, making deficiency uncommon in developed societies.

The real question is not about society as a whole but about your personal needs. You can find out by tracking your daily protein intake and considering your activity level and life stage on the 0.8–1.6g/kg scale.

Possible downsides of protein obsession

Now that we have considered who might need more protein, it's important to weigh potential downsides, too. As we reflect on our collective drive for more protein, it's worth considering if this fixation could ultimately be counterproductive.

Food choices are finite, so when a particular nutrient attracts substantial attention, other nutritional components, such as fibre, fruits, vegetables, and plant-based foods, may be overlooked. In some cases, focusing on supplements or processed snacks can increase dietary costs.

High-protein diets are generally considered safe for most healthy individuals with functional kidneys. However, prioritizing protein intake in isolation may decrease overall diet quality. Additionally, concern about meeting protein goals could introduce unnecessary stress for some individuals.

Protein holds a unique position in our diets

Proteins are essential, but the modern fixation on it risks overshadowing overall nutrition. The key is to balance protein needs without being swayed by trends or marketing.

While this may appear to be a passing trend, the situation is complex. Emphasizing protein intake can be beneficial, as many people wish to improve their health and build strength. However, nutrition recommendations and commercial marketing can sometimes overlap, leading to confusion about appropriate and excessive intake.

A balanced approach remains effective: include a variety of whole foods, sufficient protein, fibre, and micronutrients from plants, and develop sustainable eating habits.

In general, most people do not require specialty protein products endorsed by celebrities.

Frequently Asked Protein Qs

How much protein do we actually need? Most adults do well with about 1g/kg of protein. Pregnant, recovering, or older people may benefit from 1.2–1.6g/kg. Bodybuilders may need up to 2g/kg. More than this is unnecessary.

Can you eat too much? Extremely high protein intake may displace other nutrients, and those with kidney issues should be cautious. For most healthy people, moderate excess is generally safe but unnecessary.

Can protein help with weight loss? Yes, it can. This is because it improves fullness and helps preserve lean muscle mass during caloric reduction.

Are protein supplements necessary? Usually not, but there may be a time and place for them. Most of us can easily meet our needs through food alone. For those who struggle to get there, supplements can help tip the scales to meet protein goals. Food, which bundles protein with other important vitamins and minerals, should always be the first resort.

If you enjoyed this article, check out our collection of 40 high-protein meals for sustainable bulking.