scholarly journals Watermelon Juice: Potential Functional Drink for Sore Muscle Relief in Athletes

2013 ◽  
Vol 61 (31) ◽  
pp. 7522-7528 ◽  
Author(s):  
Martha P. Tarazona-Díaz ◽  
Fernando Alacid ◽  
María Carrasco ◽  
Ignacio Martínez ◽  
Encarna Aguayo

2013 ◽  
Vol 61 (46) ◽  
pp. 11241-11241
Author(s):  
Martha P. Tarazona-Dı́az ◽  
Fernando Alacid ◽  
Marı́a Carrasco ◽  
Ignacio Martı́nez ◽  
Encarna Aguayo


Author(s):  
Siti Chairiyah Batubara ◽  
Nindia Arum Pratiwi

Teh dan rempah memiliki kandungan antioksidan yang berguna untuk kesehatan. Tujuan dari pembelajaran ini adalah untuk mendapatkan formula minuman fungsional teh dan rempah terbaik. Penelitian ini menggunakan mixture design untuk menentukan formula optimum minuman fungsional terbaik yang terdiri dari gula merah, bubuk kayu manis dan bubuk kapulaga. Berdasarkan input batas atas dan batas bawah dari bahan baku sehingga didapatkan 16 formulasi yang akan diteliti. Untuk batas atas gula merah yaitu 40 dan batas bawah gula merah yaitu 35. Untuk batas atas bubuk kayu manis yaitu 15 dan batas bawah kayu manis yaitu 10. Untuk batas atas bubuk kapulaga yaitu 50 dan batas bawah bubuk kapulaga yaitu 45. Untuk menentukan kualitas minuman fungsional dilakukan uji kimia (uji karbohidrat, gula total dan nilai pH, uji fisik (Uji viskositas), uji organoleptik (uji hedonik untuk warna, aroma, rasa dan kekentalan) dan mutu hedonik yang ditentukan dari kesukaan panelis terhadap warna, aroma, rasa dan kekentalan) dan uji antioksidan. Penelitian ini untuk mendapatkan formula optimum yang terbaik dari hasil pengacakan oleh mixture design. Hasil dari pengolahan mixture design adalah anova, grafik dan duncan. Berdasarkan hasil penelitian formula minuman fungsional yang masih dapat diterima adalah formulasi 11 yang terdiri dari 40% gula merah, 12.67% bubuk kayu manis dan 47.32% bubuk kapulaga. Formula 11 mengandung 0.39% karbohidrat, 15.46% gula total, 5.38% pH 4.98%  viskositas dan 255.41 mg antoksidanSpice tea have antioxidants compounds that are beneficial for health. The purpose of this study was to get the best spice tea formulation as a functional drink. This research used a mixture design to obtain the best optimum formula functional drink that composed by brown sugar, cinnamon powder and cardamom powder. Based on input the upper and lower limits of raw materials then get 16 formulations will be researched. The upper limit of brown sugar, cinnamon powder and cardamom powder is 40, 15 and 50. The lower limit of brown sugar, cinnamon powder and cardamom powder is 35, 10 and 45. The functional drink quality determined by chemical test (carbohydrate level, total sugar and pH value), physical test (viscosity level), organoleptic test and antioxidan level. Data was processed statistically using Design Expert application with one-way analysis (one way ANOVA) at 95% confidence level. Duncan`s follow-up was carried out to find out the differences between treatments if ANOVA had a significant effect. Based on the results of the research, formulation functional drink are still aceptable is formulation 11 of 40% brown sugar, 12.67% cinnamon powder and 47.32% cardamom powder. Formulation 11 contained carbohydrate level 0.39%, total sugar 15.46% and pH value 5.38%, viscosity level 4.98%, and antioxidan level 255.41 mg





Processes ◽  
2020 ◽  
Vol 8 (12) ◽  
pp. 1568
Author(s):  
Rebecca R. Milczarek ◽  
Carl W. Olsen ◽  
Ivana Sedej

Watermelon (Citrullus lanatus) juice is known for its refreshing flavor, but its high perishability limits its availability throughout the year. Watermelon juice concentrate has extended shelf-life and lower transportation and storage costs, but the conventional thermal evaporation process for concentrating juice degrades the nutritional components and sensory quality of the product. Thus, in this work, a large-scale, non-thermal forward osmosis (FO) process was used to concentrate fresh watermelon juice up to 65°Brix. The FO concentrate was compared to thermal concentrate and fresh juices, and to commercially available refrigerated watermelon juices, in terms of lycopene and citrulline content, total soluble phenolics, antioxidant activity, and sensory properties. The FO concentrate had statistically similar (p < 0.05) levels of all the nutrients of interest except antioxidant activity, when compared to the thermal concentrate. The reconstituted FO concentrate maintained the same antioxidant activity as the raw source juice, which was 45% higher than that of the reconstituted thermal concentrate. Sensory results showed that reconstituted FO concentrate resulted in highly liked juice, and it outperformed the reconstituted thermal concentrate in the sensory hedonic rating. This work demonstrates the possibility to produce a high-quality watermelon juice concentrate by forward osmosis.



2015 ◽  
Vol 53 (1) ◽  
pp. 766-774 ◽  
Author(s):  
Darko Dimitrovski ◽  
Elena Velickova ◽  
Maja Dimitrovska ◽  
Tomaz Langerholc ◽  
Eleonora Winkelhausen


2015 ◽  
Vol 14 ◽  
pp. 676-683 ◽  
Author(s):  
Priscila Neder Morato ◽  
Juliana Burger Rodrigues ◽  
Carolina Soares Moura ◽  
Fernanda Guimarães Drummond e Silva ◽  
Erick Almeida Esmerino ◽  
...  


2021 ◽  
pp. 129809
Author(s):  
Juliana Mandha ◽  
Habtu Shumoy ◽  
Jolien Devaere ◽  
Joachim J. Schouteten ◽  
Xavier Gellynck ◽  
...  


2021 ◽  
Vol 41 (1) ◽  
pp. 16-27
Author(s):  
J. O. Daramola ◽  
T. A. Sorongbe ◽  
O. M. Onagbesan ◽  
A. V. Jegede ◽  
A. O. Ladokun ◽  
...  

Antioxidants are linked with sperm viability because of their protective effects against cell damage during preservation. In order to enhance the life span of refrigerated buck semen, this study was carried out to determine the effect of fruit-rich antioxidants on spermatozoa viability and lipid peroxidation (LPO) of buck semen during liquid storage. Pooled semen from five Red Sokoto bucks was diluted with Tris-egg yolk based extender and supplemented each with juices from pawpaw tomato and watermelon at 0, 2.5, 5, 7.5 and 10/ 100 ml respectively. Following dilution, the semen samples were assessed subjectively after in vitro storage at 5°C for 24, 48, 72 and 96 hours as regards sperm motility, abnormalities, and acrosome status using a phase-contrast microscope. The concentration of malondialdehyde (MDA) as indices of lipid peroxidation (LPO) in the stored semen was measured in thiobarbituric acid reactive substances (TBARS) at 24, 48, 72 and 96 hours. The results showed highest progressive motility in watermelon juice at 2.5% (P<0.05) during the first 24 hours of storage while the lowest progressive motility was recorded at various levels of pawpaw juice (P<0.05). After 48 hours of storage, extender supplemented with watermelon and tomato juices had better progressive motility compared to control except 7.5% and 10%% of tomato juice (P<0.05). Irrespective of level of juice in the extender, the percentage of intact acrosome was similar among the various juices and control. The results showed that spermatozoa extended with watermelon juice had the lowest (P<0.05) percentage abnormality compared to other extenders at 24, 48, 72 and 96 hours of storage. Higher (P<0.05) percent spermatozoa abnormality compared to other fruit juices and control was observed at 72 and 96 hours of storage in spermatozoa extended with pawpaw juice. Significant reductions of MDA concentrations were achieved by addition of fruit-rich antioxidants to Tris-egg yolk based extender during the first 72 hours and the reduction was much pronounced in extender supplemented with pawpaw juice compared to control (P<0.05). The findings reveal that fruit-rich antioxidants from watermelon and tomato have protective ability to maintain sperm viability and to reduce concentration MDA of buck semen during liquid storage.



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