Why Handmade Soap Bars Are Worth It

Most people have never read a soap label. If you pick up a commercial bar and flip it over, you'll find a list that reads more like a chemistry exam than a skincare product. Sodium tallowate. Tetrasodium EDTA. BHT. If you don't know what those things are, do you really want to put them on your skin everyday?

But check the ingredients on a handmade soap bar and you'll see the difference. The list of ingredients are familiar, most of it sounds like stuff you can eat, and the primary oils in the formula are commonly found in nearly all handmade soap. Doesn't that feel better?

Knowledge is power, so here's some information about handmade soap bars that you might not know about. I also include some details about four handmade soap bars I think are worth trying.

What's in Handmade Soap Bars

The basics are simple. For nearly 5,000 years, people have been making handmade soap by boiling fats or oils with ash and salts. Every soapmaker has their own formula and key ingredients. Unearth Malee, the maker behind the four bars in this guide, works exclusively with certified organic and ethically sourced ingredients. Her base formulas consistently include two oils commonly found in handmade soap bars and one that's an important alternative for environmental reasons.

Olive Oil

Olive oil shows up in nearly every handmade soap recipe for good reason. It's high in oleic acid, a fatty acid that closely mirrors the skin's natural sebum, which means it conditions without disrupting the skin's moisture barrier. In soap, it creates a creamy, dense lather that feels gentle rather than stripping.

You'll see it listed on ingredient labels as "saponified olive oil" or "saponified Olea Europaea fruit oil." Both mean the same thing: olive oil that has gone through saponification and become soap. Extra virgin olive oil is the higher-quality option, used in small-batch artisan soap for its purity and nutrient content.

Olive oil on its own produces a soft, gentle soap that is good for conditioning the skin, but needs to be combined with harder oils to turn into a handmade soap bar.

Coconut Oil

Coconut oil does the heavy lifting in most handmade soap formulas. It's responsible for the lather: those big, fluffy bubbles that do the work of cleansing. It also contributes to the hardness of the handmade soap bar, which helps it last longer in the shower.

The tradeoff is that coconut oil provides more cleansing than conditioning. Used at high percentages, it can dry out the skin. This is why experienced soap makers keep it in balance, typically between 20 and 30 percent of the total oil weight, and why most formulas pair it with conditioning oils like olive oil and shea butter.

On the label, you'll see it as "saponified coconut oil" or "saponified Cocos Nucifera oil." Some makers use coconut milk instead of water in their formulation, which adds a different quality to the lather and a slight creaminess to the bar.

Shea Butter

Shea butter is sometimes used instead of palm oil as an additional hardening agent to keep the bar from dissolving too quickly in water. It is also the moisturizer in the formula. It's rich in stearic and oleic acids and contributes a thick, creamy skin feel that softens the cleansing effect of coconut oil. In a well-balanced soap, shea butter can be the extra "umph" that makes the difference between a bar that cleans your skin and one that also leaves it feeling nourished.

Look for "saponified shea butter" or "Butyrospermum Parkii" on the label. Some bars use fair-trade shea butter, which matters if ethical sourcing is part of how you make purchasing decisions.

Related: 5 Sandalwood Soap Benefits: Why Your Skin Will Thank You

Lye (Sodium Hydroxide)

Lye is the ingredient that stops people in their tracks. It sounds industrial. In its raw form, it is a caustic alkali that requires serious handling precautions. It is also necessary in the soapmaking process.

Because of the process of saponification (more on that below), by the time a handmade soap bar has cured, there is no lye left. What remains is soap and the natural glycerin that makes handmade soap bars feel different from commercial ones.

This is also why you'll sometimes see "sodium hydroxide" on a soap label and sometimes not. Some makers list it because it was used in the process. Others list only "saponified oils" because that's what's actually in the finished bar.

Commercial vs Handmade Soap Bars

Most of my life, I bought Dial soap in packs of three for less than a dollar a bar. Now I use the $10 handmade soap bar without hesitation because I know how the "sausage" is made (and when you know, you'll want to wash it off, too).

All Soap Starts with Lye

Saponification is the chemical reaction that turns oils and lye into soap. When sodium hydroxide (lye) is combined with fats or oils, a reaction occurs that completely transforms both ingredients. The oils are broken down, and in the process, the lye is neutralized. What emerges are two new substances: soap molecules, which do the cleaning, and glycerin, which does the moisturizing. Neither lye nor raw oil remains in the finished bar. They've been chemically converted into something new.

True soap requires lye (sodium hydroxide) to turn oils into soap. It doesn't matter if you are making handmade soap bars or Dial soap.

Not All Soap Contains Glycerin

Glycerin is a natural byproduct of saponification. In skincare, it's one of the most effective and well-researched moisturizing ingredients available. It's gentle, non-irritating, and works for essentially every skin type. Commercial soap manufacturers typically remove the glycerin during production and sell it separately to cosmetics companies. In handmade soap, the glycerin stays in the bar. It draws moisture to the skin. People who switch to handmade soap notice their skin feels soft and comfortable after washing. That's because of the glycerin.

So, wait, commercial manufacturers remove the glycerin? That's right: glycerin is so valuable to the cosmetics industry that soap manufacturers make more by removing the byproduct and selling it as a separate product or ingredient. To compensate for the loss of the goodness of the glycerin, commercial manufacturers typically add back a mix of synthetic ingredients to approximate the skin feel of what was removed. Look for propylene glycol, mineral oil, silicones, or sodium lauryl sulfate in the list of ingredients. They're doing the job glycerin used to do, just not as well.

Why Handmade Soap Costs More

A quality handmade soap bar typically runs between $8 and $14. That's enough to buy 16 bars of Dial soap. Here's why you pay more:

• The ingredients are more expensive. Certified organic olive oil, fair trade shea butter, and cold-pressed specialty oils cost significantly more than the commodity fats used in commercial soap.
• The process is slower. Cold process soap requires four to six weeks of curing time before a bar is ready to sell.
• Small-batch production means no economies of scale.

What you actually get for the price:

• Your skin isn't stripped of all its natural oils after washing.
• Natural ingredients and fewer ingredients mean fewer chances for irritation.
• The scent comes from essential oils, not synthetic fragrance compounds.

A handmade soap bar is an artisanal product. What you're paying for is ingredient quality, labor, and the glycerin that commercial manufacturers extract and sell separately. The price difference is real. So is what you get for it.

Here is a side by side comparison of what you find in commercial versus handmade soap bars:

Related: 5 Natural Body Lotions for Healthier Skin

Know Your Soaps

How to Make a Handmade Bar Last

Because handmade soap contains no synthetic hardeners, it can soften quickly if left sitting in water. A soap dish with good drainage solves this. Let the bar dry out fully between uses, and it will last significantly longer, typically four to six weeks with daily use.

If you're storing extra bars, keep them somewhere cool and dry. They improve with age, continuing to harden and mellow as residual moisture evaporates.

How to Choose the Right Bar for Your Skin

Not all handmade soap is formulated the same way. The oil blend determines what the bar does for your skin, and different formulas suit different skin types.

For dry or mature skin, look for bars high in olive oil, cocoa butter, or shea butter. These oils are rich in oleic and stearic acids, which condition without stripping. Rosehip oil is a useful addition for its skin-tone-evening properties.

For oily or congested skin, bars with kaolin clay, activated charcoal, or French green clay draw out impurities and help clear pores without over-drying. Cucumber seed oil and citrus essential oils complement this kind of formula well.

For sensitive or reactive skin, high olive oil content is your friend. Bars made with colloidal oatmeal, chamomile, or avocado oil are also well-suited. They calm irritation rather than aggravating it. Avoid bars with synthetic fragrance, which is among the most common skin irritants.

For a detoxifying or mineral-rich cleanse, look for bars made with Dead Sea salt or mud. The mineral content has a long history of use for skin conditions, including psoriasis and acne, and the low-lather formula retains moisture rather than stripping it.

Four Handmade Bars Worth Trying

All four bars below are made by Unearth Malee, a Thai-American women-owned brand that handcrafts every bar in small batches using certified organic oils, fair trade shea butter, and no palm oil. Each bar is wrapped in plantable flower-seeded paper.

1. Sandalwood + Cocoa Butter

Built for dry and mature skin, this bar combines certified organic cocoa butter and rosehip oil with sandalwood powder for deep conditioning and barrier repair. Rich, warm scent with no synthetic fragrance.

2. Dead Sea Minerals

Dead Sea salt and mud deliver a mineral-rich cleanse that soothes reactive skin and has a documented history of use for psoriasis and acne. Low-lather formula with eucalyptus essential oil.

3. Cucumber Mint

French green clay and activated bamboo charcoal draw out impurities while cucumber seed oil conditions. Formulated for daily use on face and body, including dry, acne-prone, and sunburned skin.

4. Japanese Citrus Chamomile

The gentlest formula of the four. Colloidal oatmeal, chamomile powder and extract, and camellia oil make this well-suited for sensitive or easily irritated skin, including facial use. Bright citrus scent from yuzu, grapefruit, and lemon essential oils.

What to Look For on the Label

A well-made handmade soap will list saponified plant oils as the primary ingredients: olive, coconut, shea, sunflower, or similar. You may see sodium hydroxide listed alongside them or not at all, both of which are fine. You should not see sodium lauryl sulfate, parabens, synthetic fragrance oils, or ingredients you cannot identify.

Palm oil is worth flagging. It's widely used in commercial soap and some handmade formulas because it's inexpensive and adds hardness. Its production is linked to significant deforestation and habitat destruction. Palm oil-free bars are available and use alternative oils like sunflower, castor, shea to achieve similar results.

Plantable packaging is a detail worth noticing. Some small-batch makers wrap their bars in seed-embedded paper that can go directly into soil and grow wildflowers. It's a thoughtful choice that reflects how the brand approaches the whole product, not just what's inside it.