- INCI
- Sodium Bicarbonate
- CAS
- 144-55-8
- Function
- Buffering agent
- Recommended dosage
- 0,1 – 50 %
- Solubility
- Water-soluble
- Description
- Baking soda is sodium bicarbonate in food-grade quality , one of the essential raw materials for bath bombs, tooth powders, deodorants and cleaning products. In a formulation it performs multiple roles at once: it adjusts and maintains pH , acts as a mild abrasive, binds odours and, in bath bombs, forms an effervescent mass with acid. The ingredient is of European origin, free from preservatives, parabens, PEG, silicones and palm oil-derived ingredients. What baking soda does in a formulation pH regulator and buffer – when dissolved in the water phase, it shifts the formulation pH into a mildly alkaline range of around 8.3 and helps maintain it at that value. Suitable where acidic components need to be balanced. Abrasive component – fine crystals mechanically loosen dirt and dead skin cells. This is the basis of the cleansing and exfoliating action of tooth powders, foot scrubs and cleansing pastes. Odour absorption – the powder binds odour-causing substances, making it suitable for deodorants, dry shampoos and scalp care products. Effervescent component – combined with citric acid or another acid, it releases carbon dioxide on contact with water. Bath bombs, fizzing salts and shower fizz tablets all work on this principle. Use in a formulation The powder dissolves in water , but not in oil or alcohol. In aqueous products it is therefore added directly to the water phase and dissolved with stirring. In anhydrous products, such as bath bombs or powder deodorants, it remains in solid form and performs its role only upon contact with water or skin moisture. The recommended profull description on the product page →
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