Comparisons

Green vs. black olives: what is different?

Green and black olives are not necessarily different species. Green olives are generally picked before full ripeness; black olives may be harvested ripe or darkened through processing, depending on style. In two USDA references, green olives provide 145 calories, 15.3 g fat and 1,556 mg sodium per 100 g, while ripe canned olives provide 116 calories, 10.9 g fat and 735 mg sodium. Those differences come from variety, ripeness, curing and brine—not color alone.

5 min read

Nuts & seeds · Nutrition & composition

Peanuts vs. almonds: nutrition differences

Peanuts and almonds are very similar in a realistic serving. At 30 g, raw peanuts provide about 165 calories, 7.0 g protein, 13.0 g fat and 2.4 g fiber; raw almonds about 175 calories, 6.5 g protein, 15.3 g fat and 3.2 g fiber. Peanuts edge ahead in protein, while almonds provide more fiber, calcium and magnesium.

4 min read

Nuts & seeds · Nutrition & composition

Peanut butter vs. almond butter

In an equal 32 g serving, the USDA peanut-butter reference provides about 188 calories, 7.7 g protein, 15.8 g fat and 2.0 g fiber. Almond butter provides about 206 calories, 6.7 g protein, 17.0 g fat and 3.1 g fiber. Peanut butter leads slightly in protein; almond butter provides more fiber, calcium, magnesium and vitamin E.

4 min read

Nuts & seeds · Nutrition & composition

Tahini vs. peanut butter

At an equal 30 g serving, the tahini reference provides about 209 calories, 5.9 g protein, 18.7 g fat, 2.5 g fiber and 107 mg magnesium. Peanut butter provides about 177 calories, 7.2 g protein, 14.8 g fat, 1.9 g fiber and 58 mg magnesium. Peanut butter leads in protein; tahini stands out for iron and magnesium, although brands can shift the result.

4 min read

Nuts & seeds · Nutrition & composition

Pumpkin seeds vs. sunflower seeds

Using roasted unsalted references and a 30 g serving, pumpkin seeds provide about 172 calories, 9.0 g protein, 2.0 g fiber and 165 mg magnesium; sunflower seeds provide about 175 calories, 5.8 g protein, 3.3 g fiber and roughly 7.8 mg vitamin E. Pumpkin seeds lead in protein, magnesium and zinc; sunflower seeds lead in fiber and vitamin E.

4 min read

Nuts & seeds · Nutrition & composition

Chia vs. hemp seeds

Chia and hulled hemp seeds are both nutrient-dense, but they excel in different areas. Per 30 g, chia provides about 146 calories, 5.0 g protein, 10.3 g fiber and 5.3 g ALA omega-3; hulled hemp provides about 166 calories, 9.5 g protein, 1.2 g fiber and 2.6 g ALA. Hemp also leads in magnesium at about 210 mg per 30 g versus 101 mg in chia.

5 min read

Drinks · Nutrition & composition

Coffee, tea, yerba mate and matcha: caffeine comparison

There is no universal cup. As a broad guide, the FDA lists brewed coffee at about 80–100 mg caffeine per 8 fl oz and green or black tea at 30–50 mg. Two grams of matcha could provide roughly 38–89 mg based on published dry-powder analyses; a yerba-mate review reports about 80 mg in a 150 ml cup, with repeated traditional pours potentially raising the session total much higher.

5 min read

Drinks · Nutrition & composition

Regular vs. decaf coffee: differences and residual caffeine

Decaf does not mean caffeine-free. The FDA says an 8 fl oz cup of decaf coffee typically contains about 2–15 mg caffeine, compared with roughly 80–100 mg in regular brewed coffee. The reduction is large, but the residual amount can still matter to someone who is very caffeine-sensitive.

4 min read

Drinks · Comparisons

Whole-bean vs. ground coffee

Whole-bean coffee usually holds aroma longer because most of the bean remains protected from air. Grinding dramatically increases surface area and speeds volatile loss, which is why the National Coffee Association recommends grinding only what you need immediately before brewing when practical. Pre-ground coffee wins on convenience, not on a different nutrition profile.

5 min read

Drinks · Nutrition & composition

Matcha vs. green tea: what actually changes?

Matcha is a type of green tea, not a different plant. Its leaves are shade-grown before harvest, processed into tencha and finely milled, and the powder is consumed rather than discarded after steeping. Reviews report roughly 18.9–44.4 mg caffeine per gram of matcha, so the amount of powder used strongly affects the dose.

5 min read

Drinks · Nutrition & composition

Matcha vs. coffee: caffeine and key differences

The FDA gives about 80–100 mg caffeine for an 8 fl oz cup of brewed coffee. Published matcha analyses range around 18.9–44.4 mg per gram, so a 2 g preparation could provide roughly 38–89 mg. The ranges can overlap: coffee is often the higher-caffeine serving, but a strong matcha can get close.

5 min read

Drinks · Nutrition & composition

Green tea vs. black tea: what is different?

Green and black tea come from the same species, Camellia sinensis. Green-tea processing quickly limits enzymatic oxidation; black tea is deliberately oxidized much further, converting many catechins into theaflavins and thearubigins. Caffeine does not cleanly separate the two: the FDA gives about 30–50 mg per 8 fl oz as a broad reference for either green or black tea.

5 min read

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Green vs. black olives: what is different?

Peanuts vs. almonds: nutrition differences

Peanut butter vs. almond butter

Tahini vs. peanut butter

Pumpkin seeds vs. sunflower seeds

Chia vs. hemp seeds

Coffee, tea, yerba mate and matcha: caffeine comparison

Regular vs. decaf coffee: differences and residual caffeine

Whole-bean vs. ground coffee

Matcha vs. green tea: what actually changes?

Matcha vs. coffee: caffeine and key differences

Green tea vs. black tea: what is different?