What is tallow balm? How to use it and who should skip it

The short answer: tallow balm is a moisturizer made from rendered beef fat, usually whipped until soft and often blended with a plant oil. It's thick and rich, and a little goes a long way.

What it is

Tallow starts as suet, the firm fat from around a cow's kidneys. It's slowly melted and strained ("rendered") until it's clean and pale. Balms whip that tallow, sometimes with olive, jojoba or another oil, into something you can scoop. Well-rendered tallow smells faintly of very little. A strong beefy smell usually means it wasn't rendered well.

Why people like it

• It's rich. It feels like a heavy balm, which many people like on dry patches, hands and elbows, or as the last step at night.
• Short ingredient lists. Many balms are just tallow and one or two oils.
• The fats. Fans point out that tallow's fats are similar to the ones found in skin. It's a reasonable idea, but there's little direct research on tallow balm itself.
• Nose to tail. It uses part of the animal that would otherwise go to waste.

How to use it

1. Wash your face and pat it dry, leaving it slightly damp.
2. Scoop a pea-size amount and warm it between your fingertips until it melts.
3. Press it into your skin instead of rubbing. Pressing leaves a thin, even layer.
4. Use it as your last step at night. In the morning, use only a very thin layer, under sunscreen.

Start with less than you think you need. Too much just feels greasy.

It works beyond the face too: dry hands, elbows, heels and cuticles are where a rich balm really earns its place.

Who should skip it or patch test first

If you	Then
Have acne-prone or oily skin	Patch test first. Rich balms can feel heavy, and some people find they clog pores.
Have sensitive skin	Patch test and choose an unscented balm.
Are vegan or avoid animal products	Try shea butter, a plant balm with a similar rich feel.
React to fragrance or essential oils	Read the ingredient list closely, or skip scented versions.

To patch test, apply a small amount to your inner arm or along your jaw once a day for 3–5 days. If you see redness, itching or bumps, stop using it.

What to look for

• Grass-fed, well-rendered tallow, with the source named.
• A short ingredient list you can read in one breath.
• Unscented or lightly scented. Essential oils are a common reason a balm irritates.
• A mild smell and a smooth whipped texture, not grainy.
• A best-by date. Keep it somewhere cool, since it softens in heat.

Night balm, morning cup

Balm at night, coffee in the morning. Here's the full morning cup, with a scoop of Collagen Glow stirred in.