Which type of orange juice has the most vitamin C?
Conclusion. The data from this experiment did support that hypothesis. The data suggests that that freshly squeezed orange juice had the most vitamin C, with an average 13.14 mg of vitamin C, followed by frozen concentrate juice, with 10.29 mg of vitamin C, and, in a surprising third, the “not from concentrate” orange juice,...
How can you tell if an orange has vitamin C?
These oranges can be identified easily because they have peels that are free of green pigments. Keep in mind that the packing of orange juice makes a difference as well in terms of vitamin C content. Orange juice that is freshly squeezed will contain more vitamin C. Frozen orange juice that is preserved in cans contains more vitamin C as well.
What is the best variable to measure Vitamin C content?
The independent variable, the type of orange juice, and the dependent variable, the amount of vitamin C, were the best variables to measure because orange juice is very popular and one of the best sources of vitamin C. The tools used to measure these variables were sufficient for the purpose of this experiment.
How does vitamin C interact with orange juice?
A standard starch solution was mixed to each sample of juice and an iodine solution was titrated, or measurably added, that interacts with the vitamin C. When the reaction occurred, the juice turned purple. Multiple tests were done to the different types of orange juice on the same day and under the same conditions along with the standard solution.
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Which type of orange juice has the most vitamin C experiment?
The fresh-squeezed orange juice had 43% more Vitamin C (ascorbic acid) than the premium orange juice and 40% more Vitamin C than the orange juice made from frozen concentrate. It took 65 drops of iodine solution to make the fresh-squeezed orange juice change color (run out of Vitamin C).
Why does orange juice have the most vitamin C?
Vitamin C is also called ascorbic acid, and food manufacturers have found an easy way of adding ascorbic acid to foods such as juices to up the quotient of vitamin C listed on the ingredient label. The vast majority of orange juices contain at least 100% of the RDA, although most contain more than the RDA.
Which type of juice has the most vitamin C?
Citrus fruits are near the top of the list for vitamin C-rich foods. Eight ounces of fresh-squeezed orange juice has nearly 125 milligrams of vitamin C. Diluted frozen orange juice from concentrate has a little less -- about 95 milligrams per 8-ounce glass.
Which orange has the most vitamin C?
For those looking to increase their vitamin C intake, a great practice is eating an orange a day. "One California Cara Cara orange offers 100 percent of the daily recommended value of vitamin C, and one California navel orange offers 90 percent of the daily recommended value of vitamin C," Largeman-Roth says.
Is orange juice the best source of vitamin C?
Potential Health Benefits of Orange Juice Orange juice is an excellent source of Vitamin C — one cup contains twice the daily recommended value. Vitamin C supports your immune system and may be effective in fighting against the common cold. The folate in orange juice supports healthy fetal development.
How do you get vitamin C from orange juice?
One way to determine the amount of vitamin C in juice is to use a redox titration. In a redox titration, one compound donates electrons to another compound. The compound losing electrons is oxidized and the compound gaining electrons is reduced.
Which orange juice is the healthiest?
Overall Product RankingsTropicana Orange Juice With Calcium & Vitamin D, No Pulp.365 Everyday Value Florida Orange Juice.Simply Orange 100% Orange Juice Pulp Free.365 Everyday Value Organic Orange Juice.Tropicana 10-Ounce Orange Juice, 24-Pack.Ocean Spray 100% Orange Juice Boxes, 40-Pack.
Which fruit has the most vitamin C?
Foods With Vitamin C. Cantaloupe is a rich source of vitamin C, with 202.6 mg of the vitamin in a medium-sized melon, and 25.3 mg in one slice. Raw citrus fruits are very high in vitamin C. One medium orange provides 70 mg of Vitamin C, while one grapefruit provides about 56 mg.
What has more vitamin C an orange or orange juice?
As you can see, the nutrient content of whole oranges and juice is similar....Orange Juice vs Whole Oranges.Orange juiceFresh orangeVitamin C137% of the RDI116% of the RDIThiamine18% of the RDI8% of the RDI11 more rows•Dec 13, 2018
What fruit is highest in vitamin C?
Foods With Vitamin C. Cantaloupe is a rich source of vitamin C, with 202.6 mg of the vitamin in a medium-sized melon, and 25.3 mg in one slice. Raw citrus fruits are very high in vitamin C. One medium orange provides 70 mg of Vitamin C, while one grapefruit provides about 56 mg.
What kind of vitamin C is in orange juice?
Oranges and 100% orange juice are one of the richest dietary sources of vitamin C8 and citrus juices are one of the most cost-effective ways to get vitamin C in the diet.
What has more vitamin C an orange or orange juice?
As you can see, the nutrient content of whole oranges and juice is similar....Orange Juice vs Whole Oranges.Orange juiceFresh orangeVitamin C137% of the RDI116% of the RDIThiamine18% of the RDI8% of the RDI11 more rows•Dec 13, 2018
How long does vitamin C stay in orange juice?
The Difference Between the Two A 2009 study published in "Family and Consumer Sciences" found that after three days, orange juice stored in the refrigerator retained at least 94 percent of its vitamin C, and after seven days it retained at least 91 percent.
Why is it important to reseal orange juice cartons?
It’s important to always reseal the cartons properly to prevent exposing the juice to the air, oxidation kills vitamin C.
What is the difference between organic and conventional oranges?
Organic oranges feature higher vitamin C levels than conventionally grown oranges. A key difference between conventional and organically grown oranges is the conventional methods use pesticides that contain nitrogen. Nitrogen based pesticide sprays reduced the amount of vitamin C that develops in fruits.
Why are oranges grown in the desert?
Oranges that are grown in desert areas generate more vitamin C compared with oranges that grow in rainy areas. Antioxidants are a natural part of a plant’s defense against drought and heat, so oranges trees exposed to these harsher conditions create more vitamin C rich oranges, since vitamin C is an antioxidant.
Is orange juice pasteurized?
Orange juice stored in cartons have around 25% less vitamin C content than juice stored in bottles, and up to 50% less of this vitamin than orange juice that is frozen because it is pasteurized.
Does orange juice have vitamin C?
How orange juice is packaged makes a huge difference in its vitamin C content. Fresh squeezed orange juice will always contain the most vitamin C undoubtedly, yet some commercial orange juices contain more nutrition that others.
Is bottled juice organic?
This processing kills some antioxidants and other nutrition, so a bottled juice is never going to be as nutritious as a fresh juice. Organic bottled juice is still better than non organic, but neither is a close second to making fresh juice.
Which juice has the most vitamin C?
The data suggests that that freshly squeezed orange juice had the most vitamin C, with an average 13.14 mg of vitamin C, followed by frozen concentrate juice, with 10.29 mg of vitamin C, and, in a surprising third, the “not from concentrate” orange juice, with 9.90 mg of vitamin C.
What is the reaction of orange juice to vitamin C?
When the reaction occurred, the juice turned purple. Multiple tests were done to the different types of orange juice on the same day and under the same conditions along with the standard solution.
What is the constant not accounted for in orange juice?
Another constant not accounted for was the type of orange in each of the juices. Oranges are grown all around the world and there are different types of oranges. The oranges for the freshly squeezed juice could have been a different variety and/or source than the frozen concentrate or the “not from concentrate” orange juices.
Why is frozen concentrate not from concentrate?
Different manufacturing processes by different companies could impact the amount of vitamin C in the product. As a result, because frozen concentrate and “not from concentrate” were so close in vitamin C content , that the difference could have related to the brand.
Why was vitamin C used in multiple tests?
The dependent variable, the vitamin C content, was chosen to be tested against the independent variable, the different types of orange juice because vitamin C is necessary for good health ...
Does orange juice contain vitamin C?
The hypothesis for this experiment is, if orange juice is freshly squeezed, then it will contain more vitamin C because it has not been processed and chemically altered like frozen concentrate and “not from concentrate” orange juice. This experiment was based on comparing the vitamin C content of three samples of orange juice to a standard solution ...
Is orange juice frozen or fresh?
Most fruits and vegetables are offered fresh, frozen, or packaged in cans. Where possible, choosing the fresh option would lead to the highest concentration of the respective plant’s vitamin or mineral. One constant not accounted for was the brand of orange juice. The brands chosen for each the frozen concentrate and the “not from concentrate” ...
Ascorbic Acid Concentrations Were Determined By Iodometric Titrations Of Mango Juice
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Objective
Introduction
- In this science project, you will determine the amount of vitamin C in various types of orange juice. You will use a method called titration, which is a common technique in chemistry. Titration is a way to measure the unknown amount of a chemical in a solution (the titrand) by adding a measured amount of a chemical with a known concentration (the titrant, or titrating solution). Th…
Materials and Equipment
- These specialty items can be purchased from our partner Home Science Tools: 1. Orange Juice Titration Kit. Includes: 1.1. Cheesecloth 1.2. Vitamin C tablets, 250 mg each 1.3. Chemical splash goggles 1.4. 2% Lugol's iodine solution (30 mL); also available from Amazon.com 1.4.1. Consult the iodine Materials Safety Data Sheetfor additional safety information. 1.5. Soluble starch (30 g…
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