Bar Soap vs. Body Wash: Natural Options Compared
By Tom's of Maine: Natural Toothpaste, Deodorant, and Body Care | Published: 2026-08-02
Category: Comparisons
Bar soap or body wash? Compare natural options, ingredients, skin benefits, and eco-impact to choose the best for your routine.
When it comes to cleansing your skin, the choice between a classic bar of soap and a convenient liquid body wash is more than a matter of preference. It's a decision that affects your skin's health, your environmental footprint, and even your wallet. In recent years, natural options in both formats have flourished, making the comparison even more nuanced. This guide breaks down the key differences to help you choose the best natural cleanser for your body.
We'll explore ingredients, skin compatibility, cost, and sustainability, and we'll highlight how Tom's of Maine approaches both formats with natural, effective formulations. Whether you're a loyal bar soap user or a body wash enthusiast, understanding these factors will empower you to make an informed choice that aligns with your values.
Ingredients: What's Really in Your Cleanser?
Both bar soaps and body washes can be formulated with natural ingredients, but their base chemistry often differs. Traditional bar soaps are made through saponification—the reaction of fats or oils with an alkali, such as lye. Natural bar soaps, like those from Tom's of Maine, use plant-based oils and may retain glycerin, a humectant that draws moisture to the skin. They typically contain fewer synthetic additives and are free from parabens, phthalates, and artificial fragrances.
Liquid body washes, on the other hand, often rely on synthetic surfactants like sodium lauryl sulfate (SLS) to create a rich lather. However, natural liquid cleansers use gentler plant-derived surfactants, such as coco-glucoside or decyl glucoside. They may also include additional moisturizers like aloe or shea butter. When comparing natural options, always read the label: a natural bar soap might be simpler, while a natural body wash could offer more targeted skin benefits.
- Check for glycerin in bar soaps—it's a natural moisturizer.
- Look for plant-based surfactants in liquid body washes.
- Avoid synthetic fragrances and dyes in both formats.
Skin Effects: Which Is Gentler?
Skin sensitivity is a major factor in the bar vs. body wash debate. Bar soaps, especially those with a high pH, can be alkaline and may disrupt the skin's natural acid mantle, leading to dryness or irritation. However, many natural bar soaps are formulated to be mild and pH-balanced, making them suitable for most skin types. They are also less likely to contain harsh detergents that strip oils.
Liquid body washes are often perceived as more hydrating because they can include emollients and humectants. Yet, some liquid formulas rely on foaming agents that can be drying. For those with sensitive skin, an unscented natural option—whether bar or liquid—is usually the safest bet. Tom's of Maine offers bar soaps that are gentle and moisturizing, making them a great choice for daily use.
- For dry skin, choose a bar soap with added oils or a body wash with glycerin.
- For sensitive skin, opt for fragrance-free natural products.
- Patch test any new product on a small area first.
Environmental Impact: Packaging and Footprint
Sustainability is a growing concern for many consumers. Bar soap typically wins on packaging: it often comes in minimal or recyclable paper wrapping, whereas liquid body washes require plastic bottles, which contribute to plastic waste. Additionally, bar soaps are more concentrated, meaning less water is shipped, reducing their carbon footprint.
That said, some natural body wash brands offer refillable options or use recycled plastics. When comparing, consider the entire lifecycle. If you're aiming to minimize waste, a natural bar soap is a straightforward choice. For those who prefer liquid, look for brands with eco-conscious packaging. Tom's of Maine is committed to sustainability, and their bar soaps reflect that with simple, recyclable packaging.
- Bar soap generally uses less packaging and is lighter to ship.
- Look for body washes in recycled or refillable containers.
- Consider your local recycling capabilities.
Cost and Longevity: Which Offers Better Value?
Price per use is another practical consideration. Bar soaps are typically less expensive and last longer than body washes because they are more concentrated. A single bar can last several weeks with daily use, whereas a bottle of body wash may run out faster, especially if you use a generous amount.
However, premium natural bar soaps can be pricier than conventional ones. Yet, they often contain higher-quality ingredients. When comparing, calculate the cost per wash. For many, the natural bar soap offers superior value. Tom's of Maine bar soaps are affordable and effective, making them a budget-friendly natural option.
- A bar of soap can outlast a bottle of body wash by weeks.
- Compare cost per ounce or per use.
- Consider buying in multi-packs for savings.
Convenience and Usage: Everyday Practicalities
Convenience plays a role in your daily routine. Bar soap is easy to use, requires no extra tools, and is great for travel—no liquid restrictions. It also tends to rinse off cleanly. On the downside, bar soap can become mushy if left in water, and it may harbor bacteria if not stored properly. Using a draining soap dish can mitigate this.
Body wash, meanwhile, offers the luxury of a pourable product that can be used with a loofah or washcloth for a foamy lather. It's less likely to dry out and can be more hygienic if you prefer not to share a bar. However, it requires a pump or squeeze bottle, which can be less travel-friendly. Ultimately, your preference for texture and routine will guide you.
- Use a well-draining soap dish to extend bar soap life.
- A loofah can help create a rich lather with body wash.
- For travel, bar soap is TSA-friendly.
Natural Options from Tom's of Maine
Tom's of Maine offers a range of natural bar soaps that are free from synthetic preservatives, dyes, and fragrances. Their bar soaps are made with plant-based ingredients and are gentle on skin. While they focus primarily on bar soaps, their commitment to natural personal care extends to other products like deodorants and toothpaste.
If you're exploring natural cleansing, consider pairing your bar soap with other natural products, such as the Twilight Breeze Aluminum Free Deodorant or the Unscented Aluminum Free Deodorant, to create a complete routine. These products complement your cleansing choice and align with a natural lifestyle.
- Tom's of Maine bar soaps are available in various scents.
- Pair with natural deodorants for a full routine.
- Look for their bar soaps in recyclable packaging.
Choosing between bar soap and body wash ultimately comes down to your skin type, environmental priorities, and personal preferences. Both natural options have their merits, but if you value simplicity, sustainability, and cost-effectiveness, a natural bar soap is a compelling choice. Explore Tom's of Maine's natural bar soaps to experience the benefits firsthand.


