Magnesium-based odor neutralization: Targets odor-causing bacteria for lasting freshness
Arrowroot powder: Absorbs moisture to keep skin dry and comfortable
Sunflower oil and beeswax blend: Ensures smooth application and a comfortable feel
Aluminum-free and clean ingredients: Reduces risk of irritation and supports daily use
Subtle elevated scent: Provides a pleasant fragrance without overpowering
Summarized by Shop
Most natural deodorants start off strong… then fade halfway through the day.
Hollow & Fern is made differently.
At the core of the formula is magnesium, working to neutralize odor at the source by targeting the bacteria that cause it, so you stay fresh without needing to reapply or cover things up.
From there, everything is designed f
Active Ingredient
Magnesium
Product Form
Solid, Stick
Net Weight
2.65 oz (75 g)
Material
Plastic
Certifications
Aluminum-free
Summarized by Shop
4.9
9 ratings
5
4
3
2
1
Nice scent
S
Stacey · August 25, 2026
I really like this deodorant. It works well and didn’t irritate my skin like some others I’ve tried.