The world's first dual-surface potassium alum roller. One product for both your face and underarms. Zero chemicals, zero waste, zero compromise.
30-day money-back guarantee. Free shipping over $49 · Ships to USA, AU, UK & worldwide.
Most people have no idea what they rub into their skin every single morning. Conventional deodorants and antiperspirants are loaded with synthetic compounds — many of which haven't been adequately studied for long-term safety.
Potassium alum is a naturally occurring mineral crystal used since ancient Egypt, Rome, and Tang Dynasty China as a deodorant and skin toner. Long before chemistry labs existed, this crystal was the answer.
Potassium alum (KAl(SO₄)₂·12H₂O) is a natural mineral salt. Its molecule is too large to be absorbed through skin — unlike synthetic aluminum compounds in antiperspirants.
Creates an invisible antimicrobial layer that prevents odor-causing bacteria from growing. It doesn't block sweat — it stops smell at its actual source.
Odor control, pore tightening, skin brightening, acne fighting, razor bump relief, pH balancing — all from a single crystal that costs nature nothing to make.
We took ground potassium alum crystals and pressed them into a precision dual-surface silicone mold. One product that replaces your deodorant, face toner, and aftershave.
Flat surface glides across cheeks, forehead, chin. Tightens pores, fights acne bacteria, reduces dark spots. Use as a morning toner or aftershave.
Curved surface designed to match your underarm contour. All-day odor control with zero residue, no white marks, no fragrance. Works on all skin types.
No sprays. No sticks. No residue. Just a crystal, a little water, and thirty seconds. That's the entire morning routine.
Splash water on the crystal surface or on your skin. Water activates the mineral and allows smooth, comfortable gliding application.
Flat side for face, curved side for underarms. Light strokes — no pressure needed. The mineral does the work.
Film dries invisible in seconds. No residue. No white marks. No fragrance. 24-hour odor protection activated. Rinse and store.
One mineral. A dozen benefits that work from day one — no adjustment period, no detox phase, no compromise.
Creates an invisible antimicrobial barrier that stops odor-causing bacteria at the source. No masking scents — just real, lasting prevention that works through the heat.
Reduces hyperpigmentation and dark underarm discoloration with consistent use. Natural skin tone restoration — especially visible for darker skin tones within weeks.
Natural astringent action visibly minimizes pore size across face and body. Smoother skin texture that you'll actually see and feel — not just read about.
Antimicrobial properties target acne-causing bacteria directly. Clears breakouts without dryness or irritation — no harsh acids, no purging phase needed.
The original aftershave. Barbers have used alum blocks for 1,000+ years for exactly this. Apply to wet skin post-shave — stops bleeding, closes pores, prevents ingrowns instantly.
Naturally acidic mineral gently restores skin's optimal pH. Fewer breakouts, less irritation, healthier skin microbiome — the foundation all other skincare benefits build on.
No fillers. No preservatives. No fragrance. No parabens. No alcohol. No binders. No petroleum. One mineral. One function. Perfect purity.
"3 months in and my underarms are genuinely lighter — I've had zero odor issues even in 35°C heat. Ditched my old chemical deodorant completely. Wish I'd found this years ago."
"I react to almost everything. This is the first deodorant with zero irritation — ever. I now use the face side as my morning toner too. One product doing the job of three for me."
"The flat side after shaving is MAGIC. Razor bumps completely gone. Then the curved side for deodorant. One product replacing three things in my bathroom. Bought three more as gifts."
Not 100% satisfied? Return it within 30 days for a full refund — no questions asked. We're confident you'll love it.
Free standard shipping to USA, Australia, UK, Canada, and 50+ countries worldwide on orders over $49. Express available.
The silicone housing lasts indefinitely. When the crystal core runs out (12–18 months), buy a replacement core for just $14.99. Zero housing waste.
Launch pricing is still active — grab your roller before it goes back to full price.
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No — they're chemically distinct. Conventional antiperspirants use synthetic compounds (aluminum chlorohydrate, aluminum zirconium) that physically plug sweat glands. Potassium alum (KAl(SO₄)₂·12H₂O) is a naturally occurring mineral salt. Its molecular structure is too large to penetrate skin — unlike synthetic aluminum compounds which are specifically engineered for skin absorption.
No — and that's intentional. PURALUM is a deodorant, not an antiperspirant. Sweating is natural and healthy — it's how your body regulates temperature and eliminates toxins. PURALUM prevents the bacteria that cause body odor without blocking your sweat glands. You'll sweat naturally, but without the smell.
With daily use on both face and underarms, most customers report 12–18 months from a single roller. The crystal core slowly dissolves with use. When depleted, purchase a replacement core for $14.99 — the silicone housing lasts indefinitely. This makes it significantly cheaper per year than conventional deodorant.
Yes. Alum has been used as a skin toner and aftershave for centuries. The flat face side of PURALUM is specifically engineered for facial use — tightening pores, reducing acne bacteria, and addressing hyperpigmentation. Dermatologist tested. If you have very sensitive skin, do a small patch test on your inner wrist first and wait 24 hours.
Absolutely — this is one of alum's most celebrated traditional uses. Barbers have used alum blocks as aftershave for over 1,000 years. It contracts pores, stops minor bleeding instantly, prevents razor bumps, and soothes irritation. Apply to wet skin immediately after shaving for best results.
Some people experience a 1–2 week transition period where their body recalibrates after stopping antiperspirant use. This is normal — your sweat glands are reopening after being chemically blocked. During this period you may sweat slightly more than usual. By week 3, most customers report better results than with conventional deodorant.
Yes. We ship to USA, Australia, UK, Canada, and 50+ countries worldwide. Standard international shipping takes 8–14 business days. Express options available at checkout. Free standard shipping on orders over $49 USD ($79 AUD).