The Making of High Maltose Syrup: A Sneak into the Production Process

Published on May 15th, 2024

The Making of High Maltose Syrup: A Sneak into the Production Process

Within the food manufacturing industry, where sweetness is valued and used often, high maltose syrup is a valuable and essential component. Yet, the process from grain to syrup is still mysterious to many customers and even some culinary experts. This procedure, which combines creativity, tradition, and exact scientific control, yields a syrup that improves textures, flavors, and shelf stability and sweetens a wide range of food products.

High maltose syrup is essential in various culinary applications, from sweet treats to fermented drinks. Despite being used widely, the complex manufacturing process of creating this golden elixir is frequently hidden behind corporate walls and technical speak.

In this investigation, we go behind the scenes of high maltose syrup production to discover what lies behind the surface of the grocery store shelf. We will walk you through the maze of malting, enzymatic hydrolysis, filtering, and concentration, explaining the meaning behind each step and the process that turns ordinary grains into a delicious, syrupy treasure trove.

Origins of Maltose

Barley and wheat are the two primary natural sources of maltose. Fundamentally, because of its makeup and area of origin, maltose is unique among sugars. In contrast to ordinary table sugar (sucrose), which comprises linked glucose and fructose molecules, maltose is produced by the enzymatic breakdown of starch, mainly when some grains germinate. 

To achieve the best results, grains are meticulously soaked, given time to germinate, and then dried in a controlled environment. Enzymes are found naturally in grains and are active during germination. These enzymes convert the grain's starches into simpler sugars, such as maltose, which gives the developing seedling energy.

Raw Material Selection

The selection of raw materials for high maltose syrup is a crucial phase that significantly impacts the final product's qualities and attributes. For this reason, several elements are considered when assessing grains, ranging from their inherent quality standards to particular attributes crucial for syrup manufacturing.

The selection of grains for manufacturing high-maltose syrup is based on several quality characteristics critical in assessing the raw material's suitability. First, hygiene is crucial. To guarantee the purity and integrity of the syrup, grains must be free of pollutants and impurities. Another important consideration is the ideal moisture content, which both starts and maintains the malting process, promoting the germination required for the breakdown of starch.

Starch is essential; higher amounts are better since they can produce more fermentable sugars when enzymes hydrolyze them. On the other hand, too much protein can also be problematic because it can cause unwanted flavors and colors in the syrup, which emphasizes the careful balancing needed when choosing grains. Furthermore, the genetic diversity of the grains is an essential factor to consider because different types have unique starch compositions and enzyme profiles, which eventually affect the properties of the syrup produced.

Characteristics Influencing Syrup Production

Several factors greatly influence the process of turning grains into syrup. Ample alpha- and beta-amylase enzymes are favored in grains, as amylase activity is crucial. These enzymes are necessary for the malting process to break down starch. Furthermore, the consistent production of syrup depends on grains' uniform and efficient germination potential. The amount and pace of starch conversion during malting are directly impacted by diastatic power, a measurement of enzymatic activity that further affects the quality of the syrup. Additionally, the flavor profile of the grains is essential since the scent and taste of the finished syrup are enhanced by grains with desirable properties. 

Malting Procedure

Malting is a meticulously crafted technique that is applied to grains. The goal is to alter the internal functioning of the grain so that it may be used to produce products like syrup or beer. One crucial component of malting is controlled germination. It facilitates the preparation of the grain's enzymes for starch breakdown.

Managed Proliferation

Grain soaking in water initiates the germination process during malting. This occurs because the water wakes the seeds from their slumber. At this point, the process of germination has begun. During this controlled germination, the grain's enzymes prepare to function and become active.

Ideal Conditions for Enzyme Activity: Effective starch breakdown is made possible by optimal enzyme activity, which depends on germination circumstances. Carefully controlling variables like temperature, humidity, and aeration is necessary to establish an atmosphere that supports enzymatic activity. Cases between 15°C and 20°C are generally optimal for enzyme activation. Appropriate moisture levels also enhance enzyme mobility and substrate accessibility. Enough oxygen is supplied for enzyme metabolism when aeration is appropriately done, stopping unwanted microbes' growth.

Breaking Down Starch:

Certain enzymes become active during germination. These enzymes break down the complex starch in the grains into simpler sugars. This is how the process operates: an enzyme known as alpha-amylase breaks down starch into fragments of varying sizes. Then, a different enzyme known as beta-amylase selects particular fragments and converts them to maltose. Thus, maltose becomes the primary sugar resulting from this process.

This enzyme process is essential for turning the grain's stored energy into fermentable sugars, which are the building blocks for synthesizing large amounts of maltose syrup.

Enzyme activation and starch breakdown depend on careful monitoring and management of the surrounding environment during the malting process. By deeply comprehending the conditions necessary for maximum enzyme activity and the process of malting grains, producers can fully realize the potential of grains and utilize their transformative ability to make superior high-maltose syrup and other delectable culinary products.

Purification and Filtration

Separating maltose from any leftover solids and enzymes comes next after it has been removed from grains and enzymes. High-purity syrup may only be obtained by following this procedure. Grain husks and protein residues are among the solid particles filtered out of the syrup solution. Methods like centrifugation and filtering through porous membranes are frequently employed for this. Purification procedures refine the syrup further and remove any leftover contaminants after filtration. These could involve procedures like carbon adsorption, ion exchange, and chromatography, which eliminate undesirable substances one by one to produce a pure syrup that can be used in various food applications. Producers can do this by carefully following these processes and using cutting-edge filtering and purification methods.

Concentration and Drying

Condensing maltose syrup to the appropriate solids content comes next after extraction. As a result of the concentration process, the syrup becomes thicker and sweeter. For this, spray drying and evaporation are popular techniques. Spray drying involves misting the syrup into a hot area, where it condenses into tiny particles. In contrast, evaporation produces a thicker syrup by heating the syrup until the water evaporates. Both techniques are essential for creating syrup with the proper form and consistency for various culinary uses.


Though its presence can be subtle at times, high-maltose syrup significantly improves the flavor and functionality of many foods. Exploring its manufacturing process reveals the scientific accuracy that goes into making this indispensable sweetener. This investigation gives us a fresh understanding of the science and artistry required to produce high-maltose syrup. It makes us realize how crucial it is to determine food items' flavor, consistency, and quality with organic ingredients.