Goat Milk Soap vs. Regular Soap: What's the Difference?

At almost every market, someone picks up a bar, smells it, and asks: "So what's actually different about goat milk soap?" It's a fair question. A bar is a bar, right? Not quite. Here's the short version, from someone who has been making it since 2016.

The short answer

Goat milk soap is true soap: oils and butters mixed with lye and goat milk, poured into a mold and cured for several weeks. Many bars at the grocery store are detergent bars (often labeled "beauty bar" or "cleansing bar") made from synthetic cleansers. Both get you clean. The difference is in how they're made, what stays in the bar, and how your skin feels afterward.

How goat milk soap is made

We use the cold process method. Oils and butters are mixed with a lye solution made with goat milk instead of plain water. The lye and oils react (that's called saponification) and turn into soap and glycerin. After a day or two in the mold, the bars are cut and cured for 4 to 6 weeks so they turn hard and mild. A properly made, cured bar has no lye left in it.

Two things carry through to the finished bar:

• Glycerin. It's made naturally during soapmaking and stays in a handmade bar. Glycerin is a humectant, which means it draws water to the skin.

• A little extra oil. Soapmakers add slightly more oil than the lye can turn into soap. This "superfat" (ours is 5%) is part of why a handmade bar feels creamy rather than squeaky.

What goat milk adds

Goat milk brings natural milk fats and sugars into the bar, which give a creamier, denser lather. It also gives the bar its soft, warm color. You won't find any lab claims from us about what goat milk does inside your skin. What we can tell you is how it feels: a richer lather, and skin that feels soft instead of tight after washing.

What "regular" soap usually is

Store bars come in two main kinds:

• Commercial true soap. Made in large batches, often with the glycerin removed and sold separately, plus added hardeners, colors and fragrance.

• Syndet (detergent) bars. Made from synthetic cleansers rather than oils and lye. These are often closer to skin's pH and can be a good option for some people, especially very sensitive skin under a doctor's care.

A note on pH

All true soap, handmade or not, is alkaline, usually around pH 9 to 10. Skin is mildly acidic. You'll see some sellers claim their goat milk soap "matches your skin's pH." It doesn't, and ours doesn't either. What matters more for how your skin feels is the oils in the bar, rinsing well, and moisturizing after you wash.

What's in our Goat Milk Soap

Every bar starts with the same base: shea butter, coconut oil, beef tallow and lard, sunflower oil and castor oil, plus goat milk. Scented bars add essential oils or fragrance. Beauty Bare is unscented. Each bar is 5 oz, $8, and lasts about 3 to 5 weeks with daily use if you let it dry between washes.

Which should you choose?

• If your skin feels tight or dry after washing: try a rich handmade bar like Goat Milk Soap, and moisturize right after your shower.

• If your skin is sensitive: pick an unscented bar (Beauty Bare or Clay Facial Soap) and patch test first.

• If you have a skin condition: follow your dermatologist's advice. Soap is a cleanser, not a treatment.

FAQ

Is goat milk soap better than regular soap?
It's different. Many people with dry skin prefer it because it's made with rich oils and butters, keeps its glycerin and has a creamy lather. Both kinds clean well.

Does goat milk soap still contain lye?
No. All true soap is made with lye, but in a properly made, cured bar the lye has fully reacted with the oils, so none remains.

Is goat milk soap vegan?
No. It contains goat milk, and ours also uses tallow and lard. Ollie Skincare is Leaping Bunny certified cruelty-free.

How long does a bar last?
About 3 to 5 weeks with daily use. Keep it on a draining soap tray so it dries between uses.

This post is general information, not medical advice.

Kerrieanne