Showing posts with label Food Nutraceuticals. Show all posts
Showing posts with label Food Nutraceuticals. Show all posts

Wednesday, May 16, 2012

Explanation of Dextrose Monohydrate

Dextrose Monohydrate

Glucose ( C6H12O6, also known as D-glucose, dextrose, or grape sugar) is a simple sugar (monosaccharide) and an important carbohydrate in biology. Cells use it as the primary source of energy and a metabolic intermediate. Glucose is one of the main products of photosynthesis and fuels for cellular respiration.

Dextrose monohydrate (D-glucose) is a sugar that's a stable, odorless, white crystalline powder or colorless crystal. In its pure form, dextrose monohydrate has a dextrose equivalency (DE) of 100, which indicates that it's 100% pure Dextrose, not a mixture with other substances as well. Dextrose equivalency is a good value to know when purchasing Dextrose supplies.

Dextrose monohydrate is available in the form of white free flowing crystalline powder. It is a kind of sugar which is produced by enzymatic hydrolysis of starch. It ontains one molecule of water of hydration and finds usage in various industries, from food to pharmaceutical and cattle/poultry feed to industrial applications.

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Tuesday, May 15, 2012

The History of The Raw Material of Dried Yeast-Yeast

Dried YeastThe word "yeast" comes to us from Old English gist, gyst, and from the Indo-European root yes-, meaning boil, foam, or bubble. Yeast microbes are probably one of the earliest domesticated organisms. People have used yeast for fermentation and baking throughout history. Archaeologists digging in Egyptian ruins found early grinding stones and baking chambers for yeasted bread, as well as drawings of 4,000-year-old bakeries and breweries. In 1680, the Dutch naturalist Anton van Leeuwenhoek first microscopically observed yeast, but at the time did not consider them to be living organisms but rather globular structures. In 1857, French microbiologist Louis Pasteur proved in the paper "Mémoire sur la fermentation alcoolique" that alcoholic fermentation was conducted by living yeasts and not by a chemical catalyst. Pasteur showed that by bubbling oxygen into the yeast broth, cell growth could be increased, but fermentation was inhibited – an observation later called the "Pasteur effect".

By the late 18th century, two yeast strains used in brewing had been identified: Saccharomyces cerevisiae, so-called top-fermenting yeast, and S. carlsbergensis, bottom-fermenting yeast. S. cerevisiae has been sold commercially by the Dutch for bread making since 1780; while, around 1800, the Germans started producing S. cerevisiae in the form of cream. In 1825, a method was developed to remove the liquid so the yeast could be prepared as solid blocks. The industrial production of yeast blocks was enhanced by the introduction of the filter press in 1867. In 1872, Baron Max de Springer developed a manufacturing process to create granulated yeast, a technique that was used until the first World War. In the United States, naturally occurring airborne yeasts were used almost exclusively until commercial yeast was marketed at the Centennial Exposition in 1876 in Philadelphia, where Charles L. Fleischmann exhibited the product and a process to use it, as well as serving the resultant baked bread.

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Sunday, May 13, 2012

Liquid Glucose's Applications in Food

Liquid Glucose


Liquid glucose is a kind of colorless or light yellow, transparent and viscous syrup that is derived from purified corn starch through hydrolysis by the double enzyme method, decoloration, ion exchange and purification. It has a moderately sweet flavor, and is a starch sugar products that is widely used in the food industry. Liquid glucose has high viscosity, humidity, sweetness and pervasion. It also has such advantages as anti-crystallinity and a lower freezing point. It is widely used in candy, beverages (carbonic and lactic acid drinks, juice drinks, solid drinks, tea drinks), beer, wine, enzyme preparations, preserved fruit, jam, baked foods,and so on.

Liquid glucose's low freezing point makes it ideal for use in ice cream, making the ice cream smoother and the mix more stable. Some candies, most notably nougats, fudge, hard candies, gum, caramel and marshmallow, are made with liquid glucose because it prevents crystallization, reduces browning of the sugars and produces a clear product. For breads, liquid glucose provides a fermentable carbohydrate, useful, for example, in sourdough applications. Liquid glucose is also used in soft drinks, especially diet sodas, in order to improve flavor and mouth feel and to control the level of sweetness of the drink.

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Thursday, May 10, 2012

The Exercise and Lactate Lactic Acid

In industry, lactic acid fermentation is performed by lactic acid bacteria. These bacteria can also grow in the mouth; the acid they produce is responsible for the tooth decay known as caries. During power exercises such as sprinting, when the rate of demand for energy is high, lactate is produced faster than the ability of the tissues to remove it, so lactate concentration begins to rise. This is a beneficial process, since the regeneration of NAD+ ensures that energy production is maintained and exercise can continue. The increased lactate produced can be removed in a number of ways, including:
Oxidation to pyruvate by well-oxygenated muscle cells.

Pyruvate is then directly used to fuel the Krebs cycle. Conversion to glucose via gluconeogenesis in the liver and release back into the circulation; see the Cori cycle. If not released, the glucose can be used to build up the liver's glycogen stores if they are empty.
Contrary to popular belief, this increased concentration of lactate does not directly cause acidosis, nor is it responsible for delayed onset muscle soreness. This is because lactate itself is not capable of releasing a proton, and, second, the acidic form of lactate, lactic acid, "is not produced in muscle". Analysis of the glycolytic pathway in humans indicates that there are not enough hydrogen ions present in the glycolytic intermediates to produce lactic or any other acid.

Lactic acid is the root of lactose sugar, and they are directly related.

The effect of lactate on acidosis has been the topic of many recent conferences in the field of exercise physiology. Robergs et al. have accurately chased the proton movement that occurs during glycolysis. However, in doing so, they have suggested that [H+] is an independent variable that determines its own concentration. A recent review by Lindinger et al. has been written to rebut the stoichiometric approach used by Robergs et al. In using this stoichiometric process, Robergs et al. have ignored the causative factors (independent variables) of the concentration of hydrogen ions (denoted [H+]). These factors are strong ion difference [SID], PCO2, and weak acid buffers. Lactate is a strong anion, and causes a reduction in [SID], which causes an increase in [H+] to maintain electroneutrality. PCO2 also causes an increase in [H+]. During exercise, the intramuscular lactate concentration and PCO2 increase, causing an increase in [H+], and, thus, a decrease in pH.

During intense exercise, the respiratory chain cannot keep up with the amount of hydrogen atoms that join to form NADH. NAD+ is required to oxidize 3-phosphoglyceraldehyde in order to maintain the production of anaerobic energy during glycolysis. During anaerobic glycolysis, NAD+ “frees up” when extra nonoxidized hydrogens combine with a pyruvate molecule and then form lactate. If this does not occur, glycolysis comes to a stop. However, there is lactate being continually formed at rest and during moderate exercise. This occurs due to the metabolism of red blood cells that do not have mitochondria and limitations resulting from enzyme activity that occurs in muscle fibers that contain a high glycolytic capacity.

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Wednesday, May 9, 2012

Introduction of Sorbitol Liquid and Powder

Sorbitol Liquid and Powder


Sorbitol liquid and powder is mainly synthesized from glucose. It is a clear colorless or  faintly yellow syrupy liquid and used for various purposes. Sorbitol liquid and powder contain lyophilic property and do not dissolve in common organic solvents except being sparingly soluble in acetic acid, methyl and ethyl alcohol. Chemically, it is a Hexahydric alcohol and is known as DGlucitol.

Sorbitol, also known as glucitol, is a sugar alcohol that the human body metabolizes slowly. It can be obtained by reduction of glucose, changing the aldehyde group to a hydroxyl group. Sorbitol is found in apples, pears, peaches, and prunes. It is synthesized by sorbitol-6-phosphate dehydrogenase, and converted to fructose by succinate dehydrogenase and sorbitol dehydrogenase. Succinate dehydrogenase is an enzyme complex that participates in the citric acid cycle.

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Sunday, April 8, 2012

An Introduction of of Dried Yeast

 Dried yeast can be mixed with other dry ingredients for preparing various recipes. It is obtained during the process of sugarcane alcoholic fermentation and is reactivating in water for traditional hand baking. This is a micro ingredient prepared during the process of sugarcane alcoholic fermentation and helps in reducing enteric problems, stress conditions caused by temperature, capacity or transport, and aflatoxicosis. Due to the palatable property of dried yeast, it is ideal for piglets, poultry, cattle and shrimps.
Dried Yeast
From Wikipedia:
Yeasts are eukaryotic micro-organisms classified in the kingdom fungi, with 1,500 species currently described estimated to be only 1% of all fungal species. Most reproduce asexually by mitosis, and many do so by an asymmetric division process called budding. Yeasts are unicellular, although some species with yeast forms may become multicellular through the formation of a string of connected budding cells known as pseudohyphae, or false hyphae, as seen in most molds. Yeast size can vary greatly depending on the species, typically measuring 3–4 µm in diameter, although some yeasts can reach over 40 µm.
By fermentation, the yeast species Saccharomyces cerevisiae converts carbohydrates to carbon dioxide and alcohols – for thousands of years the carbon dioxide has been used in baking and the alcohol in alcoholic beverages. It is also extremely important as a model organism in modern cell biology research, and is one of the most thoroughly researched eukaryotic microorganisms. Researchers have used it to gather information about the biology of the eukaryotic cell and ultimately human biology. Other species of yeast, such as Candida albicans, are opportunistic pathogens and can cause infections in humans. Yeasts have recently been used to generate electricity in microbial fuel cells, and produce ethanol for the biofuel industry.
Yeasts do not form a single taxonomic or phylogenetic grouping. The term "yeast" is often taken as a synonym for Saccharomyces cerevisiae, but the phylogenetic diversity of yeasts is shown by their placement in two separate phyla: the Ascomycota and the Basidiomycota. The budding yeasts ("true yeasts") are classified in the order Saccharomycetales.

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Friday, April 6, 2012

Specifications of Fructose Crystal

Fructose CrystalCrystal Fructose is a kind of naturally occurring sweetner, which can be found in apples, oranges and so on. The greatest benefit of Crystal Fructose is that it is insulin independent to Metabolism and so it is safe for Diabetics. Crystal Fructose is 1.5 times sweeter than normal Sugar therefore Calorie reduction can be made as lesser quantity is required. Does not elevate blood sugar levels as it is metabolised independent of Insulin. Low Glycemic lndex Value (GI 23) enables Blood Sugar Levels to be under control.
Specifications of Crystal Fructose:
Appearance: White crystals, free flowing, no foreign matters
Fructose content (on drying): % 98.0-102.0 100
Loss on Drying: % 0.5 Max 0.08
Specific optical rotation: -91.0° -93.5° -91.5 °
Residue On Ignition: % 0.05 Max 0.03
Dextrose: % 0.5 Max 0.002
Hydroxymethyfurfural: % 0.1 Max 0.004
Chloride: % 0.018 Max 0.016
Sulphate: % 0.025 Max 0.009


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Wednesday, April 4, 2012

General Knowledge of Liquid Glucose

 Liquid glucose is a solution of glucose suspended in liquid and sold in jars or tubs. Many companies manufacture glucose in powdered form to which water can be added to make liquid glucose, to make transportation of this product easier. Liquid glucose is available from a variety of sources, depending on how one intends to use it. Medical suppliers sometimes carry it, as do some grocery stores, especially stores with a large baking section.
Liquid GlucoseThis monosaccharide is produced through the processing of starches such as corn and wheat. Glucose has a famously strong sugar flavor, and it plays an important role in the human body in addition to being very useful in the kitchen. Liquid glucose is an extremely pure form of glucose which has a concentrated flavor. The strength means that people must use it carefully, as it is easy to dispense too much for a particular application.
In cooking, liquid glucose is used as a sweetener in a range of foods. This product does not crystallize, sweetens evenly, helps to preserve food, and has a very low freezing point, making it appealing for things like candy and ice cream. European recipes tend to call for liquid glucose more commonly, and it is more readily available in European stores for this reason. Corn syrup is similar in nature, and can be used as a replacement if liquid glucose is not available, although the recipe may come out slightly differently due to natural variations.

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Saturday, March 31, 2012

General Knowledge of Lactic Acid

Lactic acid, also known as milk acid, is a chemical compound that plays a role in various biochemical processes and was first isolated in 1780 by the Swedish chemist Carl Wilhelm Scheele. Lactic acid is a carboxylic acid with the chemical formula C3H6O3. It has a hydroxyl group adjacent to the carboxyl group, making it an alpha hydroxy acid (AHA).
Lactic AcidIn solution, it can lose a proton from the acidic group, producing the lactate ion (to be specific, an anion due to being negatively charged with an extra electron) CH3CH(OH)COO−. Compared to acetic acid, its pKa is 1 unit smaller, meaning lactic acid deprotonates ten times as easily as acetic acid does. This higher acidity is the consequence of the intramolecular hydrogen bridge between the α-hydroxyl and the carboxylate group, making the latter less capable of strongly attracting its proton.
Lactic acid is miscible with water or ethanol, and is hygroscopic.
Lactic acid is chiral and has two optical isomers. One is known as L-(+)-lactic acid or (S)-lactic acid and the other, its mirror image, is D-(−)-lactic acid or (R)-lactic acid.
In animals, L-lactate is constantly produced from pyruvate via the enzyme lactate dehydrogenase (LDH) in a process of fermentation during normal metabolism and exercise. It does not increase in concentration until the rate of lactate production exceeds the rate of lactate removal, which is governed by a number of factors, including monocarboxylate transporters, concentration and isoform of LDH, and oxidative capacity of tissues. The concentration of blood lactate is usually 1–2 mmol/L at rest, but can rise to over 20 mmol/L during intense exertion.
In industry, lactic acid fermentation is performed by lactic acid bacteria. These bacteria can also grow in the mouth; the acid they produce is responsible for the tooth decay known as caries.
In medicine, lactate is one of the main components of lactated Ringer's solution and Hartmann's solution. These intravenous fluids consist of sodium and potassium cations along with lactate and chloride anions in solution with distilled water, generally in concentrations isotonic with human blood. It is most commonly used for fluid resuscitation after blood loss due to trauma, surgery, or burn injury.

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Friday, March 30, 2012

A Wide Range of Applications of Sorbitol

Sorbitol is a sugar substitute. It may be listed under the inactive ingredients listed for some foods and products. Sorbitol is referred to as a nutritive sweetener because it provides dietary energy: 2.6 kilocalories (11 kilojoules) per gram versus the average 4 kilocalories (17 kilojoules) for carbohydrates. It is often used in diet foods (including diet drinks and ice cream), mints, cough syrups, and sugar-free chewing gum. It also occurs naturally in many stone fruits and berries from trees of the genus Sorbus.
Sorbitol Liquid and PowderSorbitol can be used as a non-stimulant laxative via an oral suspension or enema. As with other sugar alcohols, gastroitestinal distress may result when food products that contain sorbitol are consumed. Sorbitol exerts its laxative effect by drawing water into the large intestine, thereby stimulating bowel movements. Sorbitol has been determined safe for use by the elderly, although it is not recommended without consultation with a clinician. Sorbitol is found in some dried fruits and may contribute to the laxative effects of prunes.
Sorbitol is used in bacterial culture media to distinguish the pathogenic Escherichia coli O157:H7 from most other strains of E. coli, as it is usually incapable of fermenting sorbitol, but 93% of known E. coli strains are capable of doing so. Sorbitol, combined with kayexalate, helps the body rid itself of excess potassium ions in a hyperkalaemic state. The kayexalate exchanges sodium ions for potassium ions in the bowel, while sorbitol helps to eliminate it. The FDA has discouraged this combination when in 2010 it issued a warning of increased risk for GI necrosis.
Sorbitol often is used in modern cosmetics as a humectant and thickener.[citation needed] Sorbitol often is used in mouthwash and toothpaste. Some transparent gels can be made only with sorbitol, as it has a refractive index sufficiently high for transparent formulations. It is also used frequently in almost all "sugar free" chewing gum.
Sorbitol is used as a cryoprotectant additive (mixed with sucrose and sodium polyphosphates) in the manufacture of surimi, a highly refined fish paste most commonly produced from Alaska pollock (Theragra chalcogramma).[citation needed] It is also used as a humectant in some cigarettes. Sorbitol sometimes is used as a sweetener and humectant in cookies and other foods that are not identified as "dietary" items.


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Thursday, March 29, 2012

Information of Spray Dried Fruit Powders

Spray Dried Fruit Powders
Spray dried fruit powder is the fruit powder which is produced from REAL FRUIT PUREE by using Spray Dryer machine. The spray dried powder can 100% dissolve in water.
 Spray dried fruit powder can be easily melt in water to become the form of fruit puree and all the texture, smell, freshness and taste of the puree is still exactly just like the same as the puree before spray drying process.
Some parts of the fruit can not be eaten but they contain a lot of very useful subtances. people can use these substances by extracting it out of the fruits first, and then can use spray dryer to make it in the form of Extract powder.
 Right nowSpray dried fruit powder  is the super quick method in add more value to your product by adding these useful extract powder. Spray dried fruit powder can be also used in various kind of industries such as food supplements industry, bakery industry, food and beverage industry.

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