Natural Deodorant Guide: Baking Soda vs. Baking-Soda-Free

Switching to an aluminum-free natural deodorant is one of the easiest ways to simplify your daily personal care routine—and if you choose a biodegradable paper push-up tube or a glass jar, it also cuts out another single-use plastic twist stick.

Still, not every natural deodorant formula feels the same on every skin type. The biggest decision comes down to baking soda vs. baking-soda-free, followed by whether you prefer a solid stick, a fingertip cream, or a talc-free body powder.

Natural Deodorant Formats Compared

Deodorant vs. Antiperspirant: What Aluminum-Free Means

Sweat itself is almost completely odorless. Underarm odor happens when naturally occurring bacteria on the skin break down sweat proteins and lipids.

• Conventional antiperspirants rely on aluminum compounds to form temporary gel plugs inside sweat ducts, stopping moisture from reaching the skin.
• Aluminum-free natural deodorants allow your skin to perspire normally while addressing the two things you actually notice: odor and wetness. Plant starches (like cornstarch or arrowroot) absorb surface moisture, while mineral salts and botanical essential oils (like tea tree, rosemary, lemon, and lavender) neutralize odor-causing bacteria.

Baking Soda vs. Baking-Soda-Free: Which Should You Pick?

1. Formulas with Baking Soda (Standard Strength)

Sodium bicarbonate (baking soda) is one of nature's most reliable deodorizers because its alkaline pH creates an environment where odor-causing bacteria struggle to thrive.

For most people, a balanced stick where baking soda is buffered by soothing emollients like coconut oil, avocado seed oil, and beeswax works smoothly all day without leaving white marks on dark clothing:

• All Natural, Plastic-Free Deodorant – Lemon & Tea Tree (3 oz biodegradable tube)
• All Natural, Plastic-Free Deodorant – Lavender & Geranium (3 oz biodegradable tube)
• All-Natural Deodorant for Kids & Teens, formulated specifically for younger skin through sports practice, dance, or school days.

2. Baking-Soda-Free Formulas (For Sensitive Skin)

Healthy skin has a naturally slightly acidic surface (the acid mantle, around pH 4.5 to 5.5), whereas baking soda is alkaline (around pH 8 to 9). A small percentage of people notice redness or sensitivity after using baking-soda deodorants for a few weeks—especially in hot weather or right after shaving.

If your underarms are sensitive, start directly with a baking-soda-free or fragrance-free option:

• Baking-Soda-Free Stick: BeNat's All Natural, Plastic-Free Deodorant – Baking Soda Free (also available in the 2-Pack Baking Soda Free & Tea Tree) skips sodium bicarbonate while keeping the same 3 oz plastic-free paper tube.
• Unscented Cream Option: If essential oils rather than baking soda are what bother your skin, BeNat's Vegan Deodorant Cream – No Aroma leaves out essential oils altogether.
• Multi-Use Powder: BeNat's All-Natural Body Powder combines arrowroot, baking soda, and soothing zinc oxide in a 4.2 oz cardboard shaker tube that doubles as an underarm powder, foot powder, or anti-chafing powder.

How to Apply a Plastic-Free Paper-Tube Deodorant

Because natural deodorants from makers like BeNat are made without synthetic silicones or propylene glycol, the stick is firmer at room temperature than a conventional gel stick. Three small habits make application effortless:

1. Push up only a millimeter or two: Gently press the bottom disc of the paper tube so just the top of the balm clears the rim—that way you won't mash excess product into the cap.
2. Warm against skin for 2–3 seconds: Hold the flat surface of the stick against your clean, dry underarm for a few seconds. Your body heat immediately softens the coconut oil, avocado oil, and beeswax.
3. Swipe 3 to 6 times and rub in: Glide on a thin, clear layer and smooth in any extra balm with your fingertips. Wait a bit after shaving or laser hair removal before applying, and store your tube at normal room temperature.

Browse our complete selection of aluminum-free deodorants, handmade soaps, and body care in Bath & Body, or explore all low-waste essentials on the BeNat maker page.