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The core difference between dextrose monohydrate and dextrose anhydrate
Nov 12, 2025The fundamental distinction between the two lies in their water content. This crucial difference further influences their physical properties, heat density, and application scenarios, just like the two different characters in the glucose family - one "going out with water" and the other "setting off without water"~
1. Water Content and Chemical Formula
Dextrose anhydrate: It comes with about 9% of "crystallization water sidekick", and its chemical formula is C₆H₁₂O₆・H₂O. It's a reliable "health-conscious player", always carrying a fixed amount of water wherever it goes.
Dextrose monohydrate: Pure "dehydration expert", without crystallization water, its formula is C₆H₁₂O₆. It focuses on "zero water burden", refusing any extra water attachment.
2. Physical Properties (Appearance and Temperament)
Dextrose anhydrate: White crystalline powder, with excellent fluidity, moderate hygroscopicity, and no tendency to "clump" (not easy to form lumps), like a reliable colleague with a stable personality, it won't cause any trouble no matter how it's stored.
Dextrose monohydrate: Mostly ultra-fine powder or small particles, with extremely strong hygroscopicity. It will "absorb moisture" crazily upon contact with air and is prone to clumping and sticking together, like a clingy little baby that needs to be sealed and well cared for.
3. Caloric Density (Calories per gram)
Dextrose anhydrate: About 3.4 kcal. The crystallization water does not produce energy, equivalent to "buying glucose and getting water for free", so the actual energy it provides is slightly less.
Dextrose monohydrate: About 4 kcal, the same as pure glucose energy, it's a "pure energy supplement player". If you need quick energy replenishment, choose it without hesitation.
4. Application Scenarios (Occupational Tracks)
Dextrose anhydrate: Widely used in food baking, candy manufacturing, and daily nutritional supplements. For example, adding it to bread can prevent sugar crystallization and make the texture smoother. It's a "dual-purpose player in food seasoning and preservation".
Dextrose monohydrate: Mainly used in sports drinks, oral rehydration salts, and pharmaceutical preparations. It dissolves extremely fast and can be immediately absorbed by the body for energy replenishment. It's like a "quick energy replenishment emergency responder", suitable for use after exercise or when experiencing low blood sugar.
Supplementary Knowledge Points (Key Points)
Both have the same "origin", made from starches of corn, potatoes, etc., and can quickly raise blood sugar and provide energy in the human body. Essentially, they are both "true glucose". No need to be indecisive when choosing: if you want stability and no clumping, choose dextrose anhydrate for food; if you need quick dissolution and immediate energy replenishment, choose dextrose monohydrate.
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