Switching to a non-toxic personal care routine doesn’t have to happen all at once — and trying to do it that way is one of the most reliable ways to abandon the effort entirely. The more practical approach is starting with the products that have the most direct, sustained contact with the body — the ones applied to the most absorptive surfaces, left on the skin the longest, or used most frequently across a lifetime of daily use.
The five swaps below aren’t chosen because they’re the most alarming — they’re chosen because they’re where the cumulative exposure adds up fastest, and where a thoughtful substitution makes the most practical difference.
1. Deodorant
Conventional antiperspirants work by physically blocking sweat glands using aluminum-based compounds — typically aluminum chlorohydrate or aluminum zirconium — that form a temporary plug in the gland opening. The underarm area is a high-absorption zone with thin skin, hair follicles that increase permeability, and proximity to lymph nodes — a combination that makes it one of the more significant absorption surfaces for whatever is applied there daily.
Beyond aluminum, conventional deodorants and antiperspirants typically contain synthetic fragrance — one of the more consistent sources of sensitizing compounds in personal care — along with parabens and other preservatives. These are compounds applied to an area with high absorption potential, left on the skin for the majority of the day, and reapplied daily for decades.
Natural deodorants work differently — they address odor through antimicrobial ingredients like baking soda, magnesium hydroxide, or plant-based compounds rather than blocking perspiration entirely. The transition period is real and worth knowing about in advance — as covered in What Happens to Your Skin When You Switch to Non-Toxic Products, the underarm adjustment can involve increased sweating and temporary odor changes as the previously blocked glands resume normal function. This typically resolves within three to four weeks.
What to look for: fragrance-free or naturally scented with essential oils, baking soda-free options for those with sensitive skin, and short ingredient lists with recognizable components. MADE SAFE certification on a deodorant is a strong signal that the formulation has been screened for compounds of concern.
2. Body Lotion and Moisturizer
Body lotion covers more surface area than almost any other personal care product — applied from neck to feet, left on the skin without rinsing, and used daily. Whatever goes into a conventional body lotion stays in contact with the skin for hours after application, which makes its ingredient profile more relevant than a rinse-off product used briefly.
Conventional body lotions frequently contain synthetic fragrance — the single entry that can represent dozens of undisclosed compounds — alongside mineral oil and petrolatum, which are petroleum-derived occlusive ingredients that sit on the surface of the skin rather than supporting its own barrier function. Parabens are common preservatives in conventional lotions, as are certain emulsifiers that have raised questions about gut microbiome effects at cumulative dietary exposure — though the skin contact route is a different exposure pathway, the same compounds are present.
The most practical swap is a fragrance-free lotion or body oil built around plant-derived emollients — ingredients like shea butter, jojoba oil, or squalane — and barrier-supporting compounds like ceramides and fatty acids. As covered in Why the Skin Barrier Matters — and What Disrupts It, these ingredients actively support the skin’s own repair processes rather than simply coating the surface.
What to look for: fragrance-free as a non-negotiable, plant-derived emollients as the base, and the absence of synthetic fragrance, parabens, and petroleum-derived ingredients. EWG Verified or MADE SAFE certification adds independent verification of the ingredient profile.
3. Shampoo and Conditioner
The scalp is one of the most absorptive surfaces on the body — more so than most facial skin — and shampoo is applied directly to it, often with vigorous massage that increases absorption further. What’s in the shampoo matters for what reaches the bloodstream through the scalp, not just for what it does to the hair.
Conventional shampoos are built around sulfate-based surfactants — most commonly sodium lauryl sulfate or sodium laureth sulfate — that create the heavy lather most people associate with effective cleaning. Sulfates are effective at removing oil and dirt because they disrupt fat structures — which is also why they disrupt the scalp’s natural oil balance and barrier function with repeated use. Synthetic fragrance, preservatives, and silicones that coat the hair shaft rather than conditioning it are additional standard ingredients in most conventional formulations.
The scalp adjustment period when switching to a sulfate-free shampoo is one of the longer transitions in a personal care routine — typically four to eight weeks of increased oiliness as the scalp recalibrates its oil production after years of over-stripping. Knowing this in advance is the difference between pushing through a temporary adjustment and concluding that the new product isn’t working.
What to look for: sulfate-free formulations, fragrance-free or essential oil-scented options, and the absence of silicones — listed as dimethicone, cyclomethicone, or any ingredient ending in “-cone” or “-siloxane.” For conditioners, the same fragrance and silicone considerations apply — look for plant-derived conditioning ingredients instead.
4. Toothpaste
The mouth is a high-absorption surface — oral mucosa absorbs compounds directly into the bloodstream without the digestive processing that occurs when something is swallowed. Toothpaste is used twice daily, held in the mouth for two minutes at a time, and while it’s nominally spit out, residue remains in contact with oral tissue throughout the process. What’s in it beyond fluoride is worth knowing.
Conventional toothpastes commonly contain artificial sweeteners — saccharin and sodium saccharin are standard in most mainstream formulations — synthetic fragrance listed as “flavor” on the label, sodium lauryl sulfate as a foaming agent, and in some formulations, triclosan — an antimicrobial compound that has been associated with endocrine disruption and was banned from hand soap in 2016 but remained in some toothpastes until more recently. Titanium dioxide, used as a whitening agent, has raised questions about safety in ingested or orally applied products in recent years.
Natural toothpaste alternatives have improved significantly in recent years. Fluoride-free options using hydroxyapatite — a naturally occurring mineral that makes up the majority of tooth enamel — are available and have a growing research base for their effectiveness as a fluoride alternative. For those who prefer to maintain fluoride, fluoride toothpastes with cleaner ingredient profiles — without SLS, artificial sweeteners, or synthetic fragrance — are also available.
What to look for: SLS-free formulations, no artificial sweeteners, flavor from essential oils rather than synthetic fragrance, and either fluoride or hydroxyapatite as the active remineralizing ingredient. Short ingredient lists with recognizable components are a reliable signal.
5. Sunscreen
Sunscreen is one of the personal care products most worth examining from an ingredient standpoint — not because sun protection isn’t important, but because the type of UV filter used determines whether the active ingredients stay on the surface of the skin or penetrate into it.
Chemical UV filters — including oxybenzone, octinoxate, homosalate, and avobenzone — work by absorbing UV radiation and converting it to heat within the skin. To do this, they need to penetrate the skin rather than sitting on its surface. Research has found that several chemical UV filters are detectable in the bloodstream after a single application, and oxybenzone specifically has been associated with hormonal activity — it’s been detected in breast milk, urine, and blood samples across populations, and has shown estrogenic activity in laboratory studies. The FDA has requested additional safety data on chemical UV filters and has not confirmed their safety at current use levels.
Mineral UV filters — zinc oxide and titanium dioxide — work differently. They sit on the surface of the skin and physically deflect UV radiation rather than absorbing it. They don’t penetrate the skin under normal conditions and have well-established safety profiles. The trade-off that has historically made chemical filters more popular — the white cast that mineral filters leave on the skin — has been largely addressed in modern mineral sunscreen formulations, which use micronized zinc oxide that applies more transparently.
What to look for: zinc oxide or titanium dioxide as the only active ingredients, fragrance-free formulation, and the absence of chemical UV filters in the inactive ingredient list. Non-nano zinc oxide is worth seeking out specifically — nano-sized particles raise questions about skin penetration that standard zinc oxide doesn’t.
One at a Time
Five swaps doesn’t mean five products replaced simultaneously. Introducing multiple new products at once makes it impossible to identify which one is responsible for any skin response — whether an adjustment reaction or a genuine sensitivity. Starting with one swap, giving the skin two to four weeks to adjust, and then introducing the next is the most practical sequence — and the one most likely to produce accurate information about how each new product is working.
Deodorant is the most impactful starting point for most people given the combination of absorption surface, daily duration of contact, and the significance of the aluminum and fragrance exposure it eliminates. From there, the order is less important than the pace — consistent, gradual, and informed by how the skin responds along the way.
The framework is one piece of the picture. Browse our Personal Care articles to build on what you know — and make more informed choices about what goes on your body.
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