Why Tallow? The Ancient Ingredient Modern Skin Has Been Missing

If you had told most people a few years ago that beef tallow would become one of the most talked-about ingredients in skincare, they probably would have laughed.

And yet here we are.

Because the more people strip back the noise of modern beauty- the long ingredient lists, the synthetic compounds, the products designed to fix problems that other products created- the more they find themselves returning to something far simpler. Far older. And far more effective than anything that came in a sleek tube from a chemist shelf.

Tallow is having a moment. But the truth is, it never really went anywhere. We just forgot about it.

What is tallow?

Tallow is rendered animal fat, most commonly from grass-fed beef. It has been used for centuries, long before the modern skincare industry existed, as a way to nourish, protect, and heal the skin.

It sounds simple because it is. And that simplicity is exactly what makes it so remarkable.

Why does it work so well on skin?

This is the part that genuinely surprised us when we first started researching it.

Human skin is made up of fats. Lipids. And tallow, particularly from grass-fed sources, has a fatty acid profile that is extraordinarily similar to the fats found naturally in human skin.

That means when you apply tallow, your skin recognises it. It does not have to work to process it or push it away. It simply absorbs it, deeply, efficiently, and without resistance.

Compare that to many plant-based oils, which have a different molecular structure and can sit on top of the skin rather than absorbing into it. Or to synthetic moisturisers, which often create the feeling of hydration without actually replenishing what the skin has lost.

Tallow works because it speaks the same language as your skin.

What does it actually contain?

Grass-fed tallow is naturally rich in a range of nutrients that modern skin is often starved of.

Stearic acid helps to restore and strengthen the skin barrier. Oleic acid supports deep hydration and skin softness. Palmitic acid aids in repair and protection. Conjugated linoleic acid has natural anti-inflammatory properties. And vitamins A, D, E and K, fat-soluble vitamins that are difficult to deliver through water-based products, are present in tallow in a form the skin can actually use.

This is not a cocktail of ingredients added into a formula. This is what tallow simply is, straight from the source.

So why did we stop using it?

The shift away from animal fats in skincare happened largely in the mid-twentieth century, when industrial seed oils became cheaper and easier to produce at scale. The beauty industry followed the economics, not the biology.

Marketing did the rest. Words like lightweight, fast-absorbing, and non-greasy became the standard we measured everything against. And tallow, with its rich fatty texture, did not fit that brief.

But what we have slowly come to understand is that the skin does not need lightweight. It needs compatible. It needs nourishing. It needs ingredients that work with its natural biology rather than coating the surface and calling it done.

What makes grass-fed tallow different?

Not all tallow is created equal. The quality of tallow depends entirely on the health of the animal it comes from.

Grass-fed tallow contains significantly higher levels of fat-soluble vitamins and beneficial fatty acids than tallow sourced from grain-fed animals. The animal's diet directly influences the nutrient profile of the fat and, in turn, what your skin receives when you apply it.

This is why sourcing matters. And it is why we will never compromise on it.

Is it suitable for all skin types?

This is one of the most common questions we hear, and the answer, perhaps surprisingly, is yes.

Because tallow so closely mirrors the skin's own sebum, it tends to be well tolerated across a wide range of skin types, including sensitive and reactive skin. It is deeply nourishing without being occlusive in the way that petroleum-based products can be. It absorbs rather than sits.

For skin that is dry, damaged, or struggling with barrier repair, tallow can be genuinely transformative. For skin that is generally healthy, it offers a level of nourishment that most conventional moisturisers simply cannot replicate.

Coming back to something real

There is something quietly radical about returning to an ingredient that has existed for thousands of years.

In a world that constantly tells us we need the next innovation, the newest formula, the latest breakthrough, tallow asks us to slow down and consider that perhaps the most intelligent skincare is not the most complex.

Perhaps it is the most compatible.

We believe the best thing you can put on your skin is something your skin already knows. Something rooted in nature, crafted with intention, and as close to real as it gets.

That is what drew us to tallow. And it is what keeps us here.

Read more about our ingredients, our rituals, and the philosophy behind Arise + Glow over on the Journal.

References

1. Beef Tallow-Based Skincare Claims in Social Media: A Cross-Sectional Analysis. PMC / National Institutes of Health, 2025. PMC
2. Beef Tallow for Skin: What It Actually Does. North Biomedical, 2026. View here
3. Wheatley, V.R. (1959). The Fatty Acid Composition of the Skin Surface Fat of Normal Human Subjects. Journal of Investigative Dermatology. View on PubMed
4. Fatty Acid Profiling in Facial Sebum and Erythrocytes. Frontiers in Physiology, 2022. PMC

The information in this article is intended for general educational purposes only and does not constitute medical advice. If you have a specific skin concern or condition, we recommend consulting a qualified dermatologist or healthcare professional.