Whole Foods sells these salmon fillets for $27.99. What is the cost per serving?
The American Heart Association recommends eating fish at least 2 times a week, particularly fatty fish like salmon because it's an excellent source of omega-3 fats, protein, vitamins A and D, and calcium. What are the health benefits of omega-3 fats?
Sockeye salmon are born in fresh water and found in Northwest Alaska to the Deschutes River in Oregon. There's "wild-caught" salmon and there's "farmed" salmon. What is the difference and are they nutritionally different?
Crown Prince Natural® Wild Caught Brisling Sardines in Water NET WT 3.75 OZ (106 g) DR WT 82 g
Whole Foods sells this can of sardines for $3.99. Amazon sells a pack of 12 cans (each 3.75-oz) of King Oscar® Sardines for $29.28. What is the percent savings when buying a pack of 12 cans?
Millionaire Craig Cooper, co-founder of Boost Mobile, eats 5 cans of sardines each day. If he bought the sardines from Amazon, how much would he spend for an annual supply of sardines?
Sardines are normally found in canned versions, and it's actually more nutritious because you’re eating the entire fish, including bones and skin, which you won't notice because they are so small or have dissolved. Certain brands of canned sardines boast that they come in "certified BPA-NI" cans. What does this mean?
Simply® Grapefruit Juice NET WT 52 FL OZ (1.6 QT) 1.53 L
Whole Foods sells this bottle for $3.99. What is the cost per serving?
Grapefruit is one of the healthiest citrus fruits on the planet. It's high in vitamins and minerals and may reduce insulin resistance, cholesterol and help prevent kidney stones. What are kidney stones?
You can get roughly 3/4 cup of grapefruit juice from squeezing one grapefruit. How many grapefruits would it take to fill the 52-oz bottle above?
Whole Foods sells whole pineapples for $2.99/lb. The store also sells a 10-oz package of cut pineapples chunks for $3.99. Let's say that the above pineapple weighs 3 lb, and when you cut it up, 70% of the original fruit is edible. How do the prices compare? Is it worth the cutting time?
Pineapple is a superstar when it comes to nutrition. It's rich in vitamin C, manganese, and bromelain. What are the health benefits of bromelain?
Led by Costa Rica, the world production of pineapples was 27.9 million tons in 2018. How many pineapples is this if each weighs 3 pounds?
Whole Foods sells organic garlic for $3.99/lb. The store also sells a 6-oz package of peeled organic garlic for $3.49. What is the unit price ratio of peeled vs. whole?
Garlic is in the same onion family with chives, leeks, and scallions. Garlic supports good health because it has more than 40 healthy compounds, such as arginine, oligosaccharides, flavonoids, and selenium. But the biggest credit goes to the oil allicin in garlic. What is allicin?
Garlic has been used for centuries to treat bacterial, fungal, and parasitic infections. It's a natural antibiotic. One study found that a diluted garlic extract helped children infected with tapeworms recover more quickly. How might a person get infected with tapeworms?
Whole Foods sells organic ginger root for $3.99/lb. The store also sells organic turmeric root for $14.99/lb. Ginger and turmeric are rhizomes from the same Zingiberaceae family. How much more expensive is turmeric than ginger?
Both ginger and turmeric have been used for centuries to treat a variety of ailments, ranging from migraines to chronic inflammation and fatigue. Turmeric's benefits come from its active ingredient curcumin. What positive health effects does curcumin provide?
A gingerbread cookies recipe (makes 24) calls for 1 tablespoon of ground ginger. It's suggested that 1/4 teaspoon of ground ginger is about 1 tablespoon of fresh ginger. What is the ratio of ground to fresh ginger?
Kellogg's® Froot Loops Cereal NET WT 10.1 OZ (286 g)
Walmart sells this box of cereal for $2.98. The store also sells the same cereal in a "family size" box of 19.4 oz for $3.64. Compare their unit rates.
While Froot Loops contain some vitamins and minerals in addition to somewhat healthy grains, such as corn and oats, this cereal is also high in sugar and hydrogenated vegetable oil. What is hydrogenated vegetable oil?
According to Kellogg's, the multicolored O's that make up Froot Loops all taste the same, and they call the flavor "froot." To get the different colors in the cereal, food dyes are used, such as Red 40, Blue 1, and Yellow 6. What are food dyes? How are they made? Should we be concerned at all since the consumption of food dyes has increased 500% in the last 50 years?
Target sells this package for $4.19. Whole Foods sells a 12-oz package of 365 Everyday Value® Organic Uncured Grass-Fed Beef Hot Dogs" for $6.49. Compare the unit rates of both brands.
The above package says "no added nitrates or nitrites" What are these compounds and why would food manufacturers add them to processed meats, such as bacon, ham, sausages, and hot dog?
For the 2019 baseball season, Dodger Stadium will sell their 16-inch Going Yard dog for $21. The Dodger dog is so long that it extends several inches beyond the bun ends. If all 56,000 seats at Dodger Stadium are sold and each person orders this 16-in dog, how many miles of Dodger links would this stretch to?
Whole Foods sells this package for $3.49. The store also sells the same product as "quick-frozen" in a 32-oz package for $4.39. Compare the unit rates.
Broccoli is a rich source of multiple vitamins, minerals and fiber. It's also loaded with antioxidants and bioactive compounds. To retain the nutrients, however, we should consume broccoli raw or cook it in certain ways. What are some ways that broccoli can be cooked to retain its rich nutrients?
Approximately 129,400 acres of broccoli was harvested in 2017. The average broccoli yield that year was 7.9 tons per acre. The estimated gross value per acre was $6,800 for fresh market broccoli. What was the gross value for all the broccoli harvested in 2017?
Same as organic broccoli, Whole Foods sells this package for $3.49. The store also sells a 12-oz package of regular (non-organic) cauliflower florets for $2.49. Compare the unit rates.
Cauliflower comes in 4 different colors: white, green, orange, purple. Green cauliflower is sometimes called broccoflower. It comes in the normal curd (head) shape and in a fractal spiral curd called Romanesco broccoli, which is a beautiful approximate Fibonacci fractal in nature. What is a fractal? What is the Fibonacci sequence?
Cauliflower was harvested at 43,900 acres in 2018. The value of the crop totaled $425 million that year. What was the crop value per acre?