Primals

First Run Moves Fast. Order Now

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Look at the modes on your handle. Gum Care. Sensitive. Two of the four settings exist for one reason, to protect your gums. Then a rigid plastic head gets clicked on top and undoes both. Because the mode changes the motor, not the material. A 2025 PubMed-backed study confirmed plastic bristle heads release up to 2.3 million microplastic particles per year, roughly 3,192 particles every single brush. Here's the mechanism: nylon is petroleum-derived and cut to a uniform stiffness that does not give. Gum Care mode slows and softens the motion, but the bristle itself stays rigid, so it still scrapes across the gumline rather than flexing with it, and that repeated abrasion is linked to gum recession and enamel wear. Meanwhile the nylon degrades under vibration, shedding BPA and phthalate-laced shards onto gums 10x more permeable than skin. Horse hair is the softest natural bristle available and does the opposite. It flexes with the gums and naturally polishes teeth clean, so the protection comes from the bristle instead of a setting compensating for it. Microplastics accumulate rather than pass through, driving oxidative stress and disrupting gut and hormone balance, with long-term exposure linked to chronic inflammation and fatigue. And the everyday version of this is quietly draining. Living on Gum Care mode and still seeing pink in the sink. Buying every "sensitive" head on the shelf and finding each one was still nylon. Dropping the intensity so low the brush barely does anything, then getting flagged for plaque at the next cleaning. Assuming this is just what sensitive gums are like forever. PRIMALS built the softest natural-bristle replacement heads made for electric toothbrushes, designed for sensitive gums, receding gumlines, and thin enamel. They click onto the handle already on your counter. Hundreds of clinicians share PRIMALS with their patients. *PRIMALS is not affiliated with or endorsed by Philips or Philips Sonicare. Compatibility is based on handle design only. ✅ The softest natural bristle available, flexing with your gums instead of scraping across them ✅ Gum protection built into the bristle, not compensated for by a slower setting ✅ Naturally polishes teeth clean, so gentle does not mean a weaker clean ✅ Fits all Philips Sonicare click-on handles and the PRIMALS handle, no adapters needed ✅ Hand-woven into bamboo with zero glue or synthetic adhesives, unlike plastic heads that glue nylon into a plastic base ✅ Zero microplastic shedding and zero BPA, phthalates, or PFAS touching your gums ✅ Want a firmer scrub some days? Boar bristle heads fit the same handle, so keep both Every brand answered sensitive gums with a gentler mode. This is the only head that made the bristle itself gentle. 🤝 4 heads per box, up to a year of brushing at the 1 to 3 month swap 🤝 FREE next day shipping on US orders $100+ 🤝 Subscribe for automatic delivery and never reorder plastic again We ship from California, so US orders arrive fast. The first run of the softest natural heads moves fast, and the plastic head on that handle sheds every day it stays on. 100,000+ people have already made the switch to PRIMALS. Your handle has been trying to protect your gums for years. Give it something to work with. Click "Shop now" and let your gum care setting finally do its job!