Liver diseases are associated with low levels of vitamin D

Summary This publication collected scientific studies on blood concentrations of vitamin D in patients with gastrointestinal and liver disorders. The researchers discovered that low blood levels of vitamin D (hypovitaminosis D) are common among patients with gastrointestinal and liver disease. More details can be found in the study. References Helen M Pappa, Elana Bern, Daniel Kamin, Richard J…

Natural compounds are effective against liver disease

Summary This study investigated the effects of the natural compound silybin-phospholipids and vitamin E in 40 patients. The results showed that vitamin E and silybin-phospholipids had protective and anti-inflammatory effects in patients with liver disease. More details can be found in the study. References Katia Falasca, Claudio Ucciferri, Paola Mancino, Ester Vitacolonna, Domenico De Tullio, Eligio Pizzigallo, Pio Conti, Jacopo Vecchiet  …

Carnitine supports liver regeneration

Summary This study evaluated the effects of carnitine on liver regeneration. The experiments were performed with rats that were given either carnitine or no treatment after hepatectomy (resection of the liver by surgical operation). The results showed that carnitine increased the regeneration of the liver. Further details can be found in the study. References O…

Tea compounds protect against hepatitis

Summary This study examined the effects of catechins (tea compounds) against hepatitis, the inflammation of the liver. The experiments were performed with ducklings which were given either catechins or no treatment. The results showed that tea catechins had significant protective effects against hepatitis. More details can be found in the study. References J Li, L Zhou, Y…

Selenium and zinc protect against oxidative stress

Summary This study evaluated the protective effect of selenium and zinc against oxidative stress (imbalance between free radicals production and the body´s antioxidant defenses). The experiments were performed with rats that received cadmium, zinc and selenium in their drinking water for a period of 35 days. The results showed that selenium and zinc together protected…

Liver diseases reduce blood levels of vitamins

Summary This study evaluated the relationship between liver diseases and blood levels of vitamins in children. Vitamins A, D and E were investigated in young patients with hepatitis and biliary atresia, a childhood disease of the liver in which the biliary system is compromised. The results showed that children suffering from these liver diseases had…

Glutamine enhances the antioxidant defenses

Summary This study evaluated the effects of the amino acid glutamine on oxidative stress (imbalance between free radicals production and the body´s antioxidant defenses) during ischemia-reperfusion of the liver. Ischemia-reperfusion is the restoration of blood flow to body tissues that were blood flow-deficient. Ischemia-reperfusion damages organs and tissues (e.g. increasing oxidative stress) and is often…

Green tea extract inhibits liver fibrosis

Summary This study evaluated the effects of epigallocatechin gallate (EGCG, a compound found in green tea) on liver fibrosis, which is the development of scar tissue in the liver in response to injury or disease. The experiments were performed with rats. The results showed that EGCG can be useful in the prevention and treatment of…

A green tea compound prevents liver toxicity

Summary This study evaluated the effects of epigallocatechin gallate (EGCG), a compound found in the green tea, on liver damage. The experiments were performed with rats. The results showed that EGCG prevents liver damage and can be useful in treating patients with liver diseases. Further details can be found in the study. References Jun-Won Yun, Young-Kyung…

Micronutrient supplementation prevents liver injury

Summary This study investigated the role of micronutrients, such as selenium, vitamin C (ascorbic acid), beta-carotene and alpha-tocopherol (vitamin E), on liver injury. The experiments were performed with rats. The results suggested that supplementation with micronutrients can prevent the development of liver injury. Further details can be found in the study. References Tunc Catal, Sehnaz Bolkent…

Betaine protects the liver

Summary This study evaluated the effects of the natural compound betaine on liver diseases. The experiments were performed with rats. The results showed that betaine inhibited oxidative stress (imbalance between free radicals production and the body´s antioxidant defenses), which plays an important role in the development of liver injury. Further details can be found in…

Micronutrients protect against liver damage

Summary This study evaluated the effects of a nutrient mixture on liver injury. The nutrient mixture contained micronutrients such as lysine, proline, vitamin C, and green tea extract. For 2 weeks, mice were given either a regular diet or a diet supplemented with micronutrients. The results showed that the nutrient mixture can be useful in…

Vitamin D supports osteoporosis treatment

Summary This study evaluated vitamin D blood levels in patients with osteoporosis. 1515 female osteoporosis patients were enrolled in the study. All patients were treated with conventional therapy. The results showed that optimal vitamin D concentrations are needed to maximize the effectiveness of conventional osteoporosis therapy. More details can be found in the study. References…

Trace element boron supports bone health

Summary This study investigated the effects of a dietary boron supplement on osteoporosis. The experiments were performed with 32 rats, 24 of which were suffering from osteoporosis. 8 rats with osteoporosis received a dietary boron supplement. After 30 days of treatment, blood levels of boron were determined and the bone conditions were analyzed. The results…

Vitamin C is essential for bone maintenance

Summary This study evaluated the relationship between vitamin C deficiency and the development of fractures caused by osteoporosis (“spontaneous” fractures). Analyses of vitamin C-deficient mice revealed a reduction of bone formation (process by which new bone is produced) by more than 90%. The researchers concluded that vitamin C is essential for the maintenance of bone…

Soy is effective against osteoporosis

Summary This study evaluated the protective effects of soy compounds (isoflavones) against osteoporosis. Mice were administered either 17beta-estradiol, which is a hormone commonly used in the treatment of osteoporosis, or soy isoflavones. The results suggested that soy isoflavones effectively mitigated osteoporosis. Further details can be found in the study. References Dae Won Kim, Ki-Yeon Yoo, Yoon-Bok Lee, Keun-Ha…

Green tea protects against bone loss

Summary This study investigated the effects of green tea on bone loss. The experiments were performed using 20 female rats. The researchers found that green tea had a protective effect against bone loss. This effect was also recognized as a possible means to fight oxidative stress (imbalance between free radicals production and the body´s antioxidant…

Calcium supplementation improves bone health

Summary This research explored the question of whether intake recommendations for calcium are sufficient to maintain bone health. For this purpose, the study authors collected data on calcium intake recommendations. Based on their analyses the researchers concluded that current calcium intake recommendations (ranging between 600 mg and 800 mg calcium per day) are too low.…

Trace elements increase bone density

Summary This study evaluated the relationship between blood levels of trace elements (magnesium, zinc and copper) and bone density. 120 postmenopausal women were assigned to the following study groups: participants with osteoporosis, participants with osteopenia (precursor to osteoporosis) or participants with normal bone density. The authors found that concentrations of magnesium and zinc were significantly…

Essential amino acids prevent osteoporosis

Summary This study evaluated the effects of two essential amino acids, arginine and lysine, on bone growth. The experiments were performed with human bone cells (osteoblasts). The researchers found that arginine and lysine had positive effects on bone formation. It was concluded that the administration of these amino acids may be useful in the treatment…

Green tea supports bone structure

Summary This study investigated the effects of green tea on bone structure. 20 female rats were involved in this 16-week investigation. The results showed that green tea supplementation supported bone structure by suppressing bone erosion and enhancing bone formation. More details can be found in the study. References Chwan-Li Shen, James K Yeh, Barbara J Stoecker, Ming-Chien Chyu, Jia-Sheng…

Green tea decreases the risk of fracture

Summary This review collected studies on the association between green tea consumption and the prevention of age-related bone loss in elderly women and men. Different aspects were investigated such as green tea composition, involvement of oxidative stress (imbalance between free radicals production and the body´s antioxidant defenses) and the protective effects of green tea against…

Vitamin C and flavonoids improve bone quality

Summary This study investigated the effects of orange pulp, a source of vitamin C and flavonoids, on bone quality. 43 rats were included and treated for 4 months. The results showed that orange pulp improved the bone structure. Further details can be found in the study. References Rori Morrow, Farzad Deyhim, Bhimanagouda S Patil, Barbara J Stoecker  …

Soybeans prevent bone loss

Summary This study evaluated the relationship between soybean consumption and bone loss after menopause. 24 rats were included in the experiments. The results showed that the supplementation with isoflavone, a compound contained in soybean, prevented the loss of bone density. More details can be found in the study. References Yoon-Bok Lee, Hyong Joo Lee, Kang Sung Kim, Jae-Yong…

Micronutrient supplementations support bone health

Summary The present study assessed the effects of different micronutrient combinations on bone health. 200 healthy people were given either vitamin D, vitamin D plus calcium, multiple micronutrients plus calcium or no treatment. The results showed that the vitamin D and calcium supplementation as well as the supplementation of multiple micronutrients and calcium had beneficial…

Vitamin K maintains bone health

Summary This study evaluated the effects of vitamin K on bone loss. 40 healthy women after menopause were given either vitamin K or a placebo for 4 weeks. The results showed that the supplementation with vitamin K can be beneficial in the maintenance of bone health. More details can be found in the study. References…

Vitamin D and calcium prevent osteoporosis

Summary This study investigated whether vitamin D and calcium can prevent bone deterioration, which is an early sign of osteoporosis. Elderly women, consuming either vitamin D- and calcium-fortified yogurt or non-fortified yogurt, were observed for 56 days. The results showed that the fortification of dairy products with vitamin D and calcium can prevent bone deterioration…

Citrus compounds improve bone strength

Summary This study analyzed the relationship between citrus consumption and bone strength. Citrus compounds were tested on 70 male rats for 60 days. The results showed that citrus compounds had beneficial effects on bone strength. More details can be found in the study. References Kranthi Mandadi, Marilee Ramirez, Guddadarangavvanahally K Jayaprakasha, Bahram Faraji, Makuba Lihono, Farzad Deyhim, Bhimanagouda S Patil  …

Calcium and vitamin D improve bone metabolism

Summary This study compared the effects of consuming dairy products fortified with calcium and vitamin D to calcium supplementation alone. 101 women after menopause were given either calcium and vitamin D via fortified dairy products, calcium supplementation or no treatment. The results suggested that the consumption of calcium- and vitamin D-rich dairy products induced positive…