Page 1 of 5 - About 47 Essays
  • Determinations Of Calibration And Determination Of Crude Protein

    was expressed as gram of 241 gallic acid equivalent per 100 g of dry matter (g GAE/100 g DM) using a gallic acid standard curve. 242 Determination of Total Flavonoids Content 243 The total flavonoids content was determined (Yang et al., 2009) in triplicate. The standard and 244 extract (250 μL each) were put into a centrifuge tube and 1.25 mL of distilled water added. About 245 75 μL of 5% NaNO2 was added, the mixture shaken and allowed to stand for 5 min in the dark at 246 room temperature. About 150 μL of 10% AlCl3 was added, the mixture shaken and kept in the dark 247 for 6 min. 1 M NaOH (500 μL) and 775 μL of distilled water were added and absorbance measured 248 at 510 nm. The total flavonoids content was expressed as milligram of catechin equivalent per gram 249 of dry matter (mg CE/g DM). 250 Determination of Antioxidant Activity 251 The DPPH radical scavenging activity was determined in triplicate as described by Karioti et al. 252 (2004). The standard and extract (20 μL each) were put into Eppendorf tube, 800 μL of absolute 253 methanol added and the mixture shaken. Solution of 0.1 mM DPPH (1 mL) was added, the mixture…

    Words: 981 - Pages: 4
  • Paragraph On Green Tea

    Stay young! Green tea is rich in polyphenols like flavonoids and catechins which function as antioxidants. With increasing age, the body produces greater number of free radicals which deteriorate cells and accelerate the aging process. This leads to wrinkles, lusterless skin, stiffness in muscles and other signs of aging. Antioxidants present in green tea affect the release of free radicals and limit their production in the body. As a result, they control the pace of aging delay the signs of…

    Words: 738 - Pages: 3
  • Green Tea Speech

    [dt_sc_hr_invisible] Weight loss enhancer- what are the facts and myths? Myths Various articles have been written about green tea and its premise of enhancing weight loss. The popular myth propagated by these articles and various firms processing weight loss supplements is that green tea extracts hastens body fat burning and the eventual weight loss in human bodies. However, this myth is wrong since most of the existing studies on weight loss were conducted on mice and not humans.…

    Words: 741 - Pages: 3
  • Matcha And The Positive And Negative Effects Of Caffeine

    youthful and unharmed. Polyphenols, which also work as antioxidents, prevent blood sugar spikes after eating and also protect your skin from harmful UV rays. High quantities of natural fiber are present in matcha because the whole tea leaf is utilized. Fiber is essential for healthy digestion. Fat Burning Power Research has largely demonstrated that the catechins in matcha can help people maintain healthy body weight and actively promote weight loss. They can do away with old fat storage…

    Words: 1211 - Pages: 5
  • Cocoa Powder Supplements Analysis

    renal disease as well as who involve dialysis. You can find several simpler treatment method unique selections for hinder cardiovascular disillusionment aside from any kidney transplant, as confirmed because of the National Contemporary society regarding Nephrology. Inside brand-new examine, positives in Germany checked outcomes regarding a couple of supplements found in cocoa powder: catechin as well as epicatechin. Most of these supplements, regarded as heart-strong, usually are a bit of a…

    Words: 1020 - Pages: 5
  • Does Green Tea Cause Cancer?

    drinking green tea will help people to live their lives with good health and to prevent them from fear of death by lowering bad cholesterol in the people’s blood vessel. Green tea has another valuable function. It prevents obesity. Obesity has become an object of the public concern in recent times. CDC confirms that more than one-third of U.S. adults (35.7%) are obese (Dept. of Health & Human Services “Adult Obesity Facts” n.pag.). The obesity problem became the one of the biggest problems among…

    Words: 1341 - Pages: 5
  • Tea Benefits

    It even offers stronger benefits in some areas when compared to black tea. The history of green tea goes back as far 2737 BC. In the 15th-century Chinese seamen were given green tea to prevent scurvy which could take lives of many of their European counterparts more than 100 years later. 15% of dried green tea is made up of catechins. Catechins have the property of anti-microbial actions. Health Benefits Of Green Tea Green Tea helps in protection Against Cancer: A number of studies in animals…

    Words: 1740 - Pages: 7
  • Hplc Analysis

    determined using aluminium chloride (AlCl3) colorimetric method. A calibration curve for total flavonoids content of catechin with concentration of 20, 40, 60, 80 and 100 μg/mL shown in Figure 4.5 and the results were expressed as catechin equivalents (CA)/g of samples. Figure 4.5: Standard curve of catechin. From the standard curve, an equation was obtained from the straight line, where y = 0.0028x + 0.0081 (R2 = 0.9983). The total flavonoids content can be calculated using the same formula…

    Words: 1397 - Pages: 6
  • Polyphenol Essay

    Introduction Consumption of foods and beverages that encourages a healthy living, better health and lowering the risk of sickness has become very popular among the consumer whom are health conscious. Hence, a lot more attention is paid to different food extracts such as green tea extracts, grape seed extracts and ginger extracts as they posed excellent antimicrobial, antioxidant and anti-carcinogenic properties (Martin et al. 2009). These extracts have great potential in improving the quality…

    Words: 1159 - Pages: 5
  • Squeezed Orange Juice Case Study

    natural food extracts may be another good alternative not only to maintain the original juice nutrient quality. These extracts also have great potential in improving the quality and shelf life of foods by modifying the physiochemical and biological properties of the food (Martin et al. 2009). Green tea extracts, grape seed extracts and ginger extracts they posed excellent antimicrobial, antioxidant and anti-carcinogenic properties (Martin et al. 2009). Polyphenol (or catechins) extracted from…

    Words: 2106 - Pages: 9
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