What Are Soda Crystals May 2026

If you have scrolled through TikTok looking for cleaning hacks or wandered down the laundry aisle of your local supermarket, you have likely spotted a box of Soda Crystals .

| Feature | Soda Crystals (Washing Soda) | Bicarbonate of Soda (Baking Soda) | | :--- | :--- | :--- | | | Sodium Carbonate | Sodium Bicarbonate | | pH Level | Very Alkaline (pH 11) | Mildly Alkaline (pH 8) | | Best For | Heavy cleaning, laundry booster, degreasing | Deodorizing, baking, mild scrubbing | | Edible? | No (toxic if eaten) | Yes (used in baking) | what are soda crystals

If you are trying to reduce the number of single-use plastic bottles under your sink, switch to Soda Crystals. They are cheap, green, and they actually work. If you have scrolled through TikTok looking for

So, what exactly are they? And why should you have a box under your sink? Let’s dive in. Chemically speaking, Soda Crystals are Sodium Carbonate Decahydrate (often labeled as "Washing Soda" or "Soda Ash" in the US). They are cheap, green, and they actually work

In simple terms, they are a mineral-based salt that creates an alkaline solution when mixed with water. Unlike caustic soda (which can burn skin), Soda Crystals are classified as an irritant —meaning they are safe for general household use but should be handled with basic care (like wearing gloves for long exposure).