Coffee, Brewed

Beverages, coffee, brewed

Source: USDA Nutrient Database. Protein daily value based on ISSN Position Stand for an individual weighing ~150 lbs.

Coffee FAQ

Table of Contents

• Is coffee gluten-free?
• Is coffee vegan?
• What are some alternatives to coffee?
• Is coffee low FODMAP?
• Is coffee keto?
• Is coffee high in potassium?
• Is coffee paleo?
• Is coffee high in histamine?
• Is coffee high in arginine?
• Is coffee kosher?
• Does coffee increase cortisol?
• Does coffee increase testosterone?
• Is coffee high in oxalate?
• Is coffee high in fiber?
• Is coffee halal?
• Does coffee contain carbs?
• Does coffee contain protein?
• Is coffee high in fat?
• Does coffee contain cholesterol?
• Is coffee high in sugar?
• Does coffee contain sodium?
• Is coffee a good source of magnesium?
• Does coffee contain antioxidants?
• Does coffee contain calcium?
• Does coffee contain iron?
• Does coffee contain vitamin C?
• Does coffee contain zinc?
• Does coffee contain lactose?
• Does coffee contain lectins?
• Does coffee contain quercetin?
• Is coffee high in lysine?
• Does coffee contain tyramine?
• Does coffee contain uric acid?
• Does coffee contain acid?
• Does coffee contain phosphorus?
• Does coffee contain purines?
• Does coffee contain estrogen?
• Does coffee contain nickel?
• Does coffee contain Vitamin K?
• Is coffee vegetarian?
• Does coffee decrease libido?
• Is coffee good for fertility?
• Is coffee Whole30-approved?

Is coffee gluten-free?

Yes, coffee is naturally gluten-free. However, if it’s flavored or instant, or mixed with other ingredients, there may be additives that contain gluten, so it’s always best to check the ingredients. Also remember that cross-contamination can occur if a coffee machine is shared with gluten-containing products.

Is coffee vegan?

Yes, brewed coffee is vegan as it is simply water filtered through roasted, ground coffee beans. It does not contain any animal-derived products. However, any additions like milk or creamer can make the coffee non-vegan, unless they are plant-based.

What are some alternatives to coffee?

If you wish to reduce or eliminate coffee from your diet, there are several alternatives you can consider. Herbal tea, green tea, and black tea can all provide a lower-caffeine pick-me-up. If you’re seeking a warm beverage without caffeine, try decaffeinated coffee or herbal infusions like chamomile or peppermint tea. Finally, non-caffeinated substitutes for coffee’s taste include chicory coffee and barley coffee.

Is coffee low FODMAP?

Brewed coffee is considered to be low FODMAP. However, larger servings (more than one cup) of coffee, especially when it’s strong, can stimulate the gut. So while it’s not high in FODMAPs, coffee may still cause digestive symptoms for some people sensitive to FODMAPs.

FODMAP stands for Fermentable Oligosaccharides, Disaccharides, Monosaccharides, and Polyols, which are a group of carbohydrates that might cause discomfort in the gut for some people. The term ‘low FODMAP’ refers to a diet low in these carbs.

Is coffee keto?

Yes, coffee is keto-friendly. A standard cup of black coffee contains less than 1 gram of carbohydrates, practically zero, which makes it compatible with the extremely low-carb keto diet. The recommended daily target for a keto diet is typically below 20-50 grams of net carbs. You could also add coconut oil or creamer to add more fats to your coffee to support a keto diet.

Is coffee high in potassium?

No, coffee is not high in potassium. A standard serving, 6-ounce cup of brewed coffee contains approximately 83 milligrams of potassium. In comparison with the recommended daily value of potassium, which is 4700 milligrams for adults, coffee only provides about 2% of the daily requirement.

Is coffee paleo?

Yes, black coffee is generally considered to be paleo-friendly. The paleo diet focuses on whole, unprocessed foods, and black coffee fits into this category. However, adding dairy or processed sweeteners would make the coffee non-compliant with the paleo diet.

Is coffee high in histamine?

Coffee does not directly contain histamine, so it is considered low in histamine. However, some people report that coffee can trigger the release of histamine from the body’s cells and might increase histamine intolerance symptoms. It is advisable for individuals with histamine intolerance to monitor their reaction to coffee.

Is coffee high in arginine?

No, brewed coffee is not high in arginine. A 6-ounce serving of brewed coffee contains virtually no arginine. Arginine is an amino acid that the body needs to build proteins, and the recommended daily intake is about 2 to 3g for healthy adults.

Is coffee kosher?

Yes, generally speaking, plain brewed coffee is kosher. However, if additives or flavors are introduced, the kosher status can be affected. Always look for a kosher certification on the package if this is a concern for you.

Does coffee increase cortisol?

Yes, consuming coffee may increase levels of cortisol, the body’s stress hormone. Moderate caffeine intake of around 200 mg (about 2 cups of coffee) can cause a short-term spike in blood pressure and cortisol levels. Continued high levels of cortisol can lead to health problems such as sleep disruption, mood disorders, and chronic diseases.

Does coffee increase testosterone?

The relationship between caffeine (in coffee) and testosterone is complex and depends on several factors including dosage and individual response. Some research suggests that acute caffeine ingestion can increase blood levels of testosterone, while other studies have found no significant effect. However, generally, the impact of coffee on testosterone is not significant enough to make a noticeable difference in levels. For hormonal health, it is crucial to maintain a balanced diet and lifestyle.

Is coffee high in oxalate?

No, brewed coffee is not high in oxalate. On average, an 8-ounce serving of brewed coffee contains about 1-2 milligrams of oxalate. Oxalate is a substance found in various plant foods, and too much of it can contribute to the formation of kidney stones, but the amount in coffee is quite low. To give context, a food high in oxalate usually contains more than 10 milligrams per serving.

Is coffee high in fiber?

No, coffee is not a significant source of dietary fiber. A 6-ounce serving of brewed coffee typically contains less than 1 gram of fiber. For reference, the daily recommended intake of fiber is 25 grams for women and 38 grams for men.

Is coffee halal?

Yes, coffee itself is halal, meaning it is permissible according to Islamic law. However, the additives, flavorings, or processes that some coffee variants undergo may affect this, so it’s always a good idea to check if a product is certified halal.

Does coffee contain carbs?

Brewed coffee has a negligible amount of carbs. A typical 6-ounce serving of black coffee contains approximately 0 grams of carbs. Therefore, coffee can typically be included in low-carb diets without concern. Remember, these values can change drastically with the addition of sugar, milk, or flavorings.

Does coffee contain protein?

Brewed coffee contains a negligible amount of protein, typically around 0 grams per 6-ounce cup. In the scope of daily protein needs, which for an average adult is about 46-56 grams according to the Dietary Reference Intake (DRI), this amount is minimal.

Is coffee high in fat?

No, brewed coffee is not high in fat. A 6-ounce cup of black coffee typically contains less than 0.1 gram of fat. This is far lower than the DRI for fats, which is 70 grams for an average adult following a 2,000 calorie diet.

Does coffee contain cholesterol?

No, brewed coffee does not contain cholesterol. Cholesterol is a fat-like substance mostly found in foods derived from animals. As coffee is a plant-derived drink, it does not contain any cholesterol.

Is coffee high in sugar?

Black coffee on its own does not contain sugar. A 6-ounce cup of brewed black coffee generally contains 0 grams of sugar. However, the sugar content, especially from added sugars, increases when adding sweeteners or flavors, like sugar, milk, or cream. The Dietary Guidelines for Americans recommend limiting added sugars to less than 10% of calories daily.

Does coffee contain sodium?

Yes, brewed coffee does contain sodium, but the amount is extremely minimal. A 6-ounce serving of brewed coffee contains about 3 milligrams of sodium which is less than 1% of the recommended daily intake of 2,300 milligrams for adults.

Is coffee a good source of magnesium?

No, brewed coffee is not a good source of magnesium. A 6-ounce serving of brewed coffee contains roughly 5 milligrams of magnesium, which is approximately 1% of the daily recommended intake of 400 milligrams for adult men and 310 milligrams for adult women.

Does coffee contain antioxidants?

Yes, brewed coffee is rich in antioxidants. In fact, coffee is one of the largest sources of antioxidants in the western diet. It contains several powerful antioxidants such as chlorogenic acid, caffeic acid, and melanoidins. These antioxidants play important roles in reducing inflammation, protecting cells from damage, and improving overall health.

Does coffee contain calcium?

Brewed coffee contains a small amount of calcium. A 6-ounce serving contains about 4.8 milligrams which is less than 1% of the recommended daily intake of 1,000 milligrams for adults between 18 and 50 years of age.

Does coffee contain iron?

No, coffee does not contain much iron. A 6-ounce cup of coffee contains 0 milligrams of iron. For context, the recommended daily intake for adults ranges from 8 milligrams (for men and post-menopausal women) to 18 milligrams (for menstruating women).

Does coffee contain vitamin C?

No, coffee doesn’t have any vitamin C. This essential nutrient, known to promote immune function and skin health, is not found in brewed coffee. The recommended daily amount for adults is between 65 and 90 milligrams.

Does coffee contain zinc?

Brewed coffee does contain very small amounts of zinc. On average, one cup of coffee may contain around 0.01 milligrams of zinc. This is a minor fraction compared to the recommended daily intake, which is 8 milligrams for women and 11 milligrams for men.

Does coffee contain lactose?

Plain brewed coffee does not contain lactose. Lactose, a sugar found in milk and dairy products, is not present in coffee unless milk or milk products have been added to it. This makes black coffee suitable for those who are lactose intolerant. However, many coffee drinks like lattes and cappuccinos do contain lactose due to the addition of milk.

Does coffee contain lectins?

No, coffee does not contain any amount of lectins, a type of protein.

Does coffee contain quercetin?

Yes, coffee does contain a small amount of quercetin, a type of flavonoid – about 0.3 to 0.6 mg per 100g. However, it’s much less than amounts found in other foods (for example onions contain approximately 300-400 mg per 100g). Therefore, coffee is not considered a significant source of quercetin.

Is coffee high in lysine?

No, coffee contains very little lysine. To be specific, a 100g serving of brewed coffee contains only 0.14g of lysine. Comparatively, the recommended daily intake of lysine for an adult is about 2.2g.

Does coffee contain tyramine?

Coffee, in general, contains a negligible amount of tyramine, a compound often found in aged, fermented, or spoiled foods. However, instant coffee may contain slightly higher levels. Regardless, for individuals sensitive to tyramine, it’s not typically a concern with coffee consumption unless it’s very excessive.

Does coffee contain uric acid?

No, coffee does not contain uric acid. Uric acid is a waste product that is made by the body. It is not a dietary component, so it is not found in any foods or drinks, including coffee.

Does coffee contain acid?

Yes, coffee does contain acid. The acidic compounds commonly found in coffee are chlorogenic acid, quinic acid, citric acid, acetic acid, and malic acid, among others. The pH of coffee is around 4.85 to 5.1, which makes it acidic (a pH of 7 is considered neutral). The actual acid content can vary greatly depending on the type of coffee and how it’s brewed.

Does coffee contain phosphorus?

Yes, coffee does contain a small amount of phosphorus. An 8-ounce cup of coffee contains about 5 milligrams of phosphorus. The recommended daily intake (RDI) of phosphorus for adults is 700 milligrams. Therefore, a cup of coffee could provide less than 1% of your daily phosphorus needs.

Does coffee contain purines?

Yes, coffee contains a small amount of purines, but the content is not significant enough to be of concern for most people. Purines are naturally occurring substances found in some foods, and in the human body. When broken down, purines make uric acid, but the purine content in coffee is so low that it has minimal impact on uric acid levels in the body.

Does coffee contain estrogen?

No, coffee does not contain estrogen. Estrogen is a hormone primarily produced in the ovaries in women, and in small amounts in men by the adrenal glands. It is not found in coffee or any other food.

Does coffee contain nickel?

Yes, brewed coffee does contain trace amounts of nickel. The average nickel content in coffee is estimated to be around 0.43 micrograms per cup. However, these values can fluctify, depending on the source of water and the coffee beans used. It is also noteworthy that the Dietary Tolerable Upper Intake Level (UL) for nickel is considerably higher, set at 1000 micrograms (1 mg) per day for adults.

Does coffee contain Vitamin K?

Brewed coffee contains a negligible, near-zero amount of Vitamin K. The Institute of Medicine recommends daily intake of 90 micrograms of Vitamin K for adult women and 120 micrograms for adult men. Essentially, coffee is not a significant source of Vitamin K in a standard diet.

Is coffee vegetarian?

Yes, coffee is vegetarian. It is plant-based, being derived from the coffee bean, and does not contain any animal-based products or byproducts. However, modifiers such as creamers and sugars can vary in their vegetarian status, so if you strictly follow a vegetarian diet, you might like to check these ingredients individually.

Does coffee decrease libido?

There’s no scientific consensus that coffee directly decreases libido. Studies on caffeine and sex drive are inconsistent; some suggest that a moderate amount of caffeine can stimulate the libido, while others point to potential adverse effects when consumed in large quantities.

Is coffee good for fertility?

The relationship between coffee and fertility is complex and may vary depending on the individual. Some studies indicate that consuming high amounts of caffeine (more than 500-600 mg per day, equivalent to more than 5-6 cups of coffee) could potentially impact fertility by disrupting hormone levels. However, moderate consumption doesn’t appear to have a definitive negative impact. It’s advised to generally limit caffeine intake to 200 mg per day (about 2 cups of coffee) if you are trying to conceive.

Is coffee Whole30-approved?

Yes, black coffee is approved for the Whole30 diet. The Whole30 program emphasizes whole foods and eliminates sugar, alcohol, grains, legumes, soy, and dairy. As coffee is a plant-based beverage, it fits within these guidelines. However, it’s necessary to monitor what you add to your coffee. Many coffee add-ins like sugar, most creamers, and some flavorings are not Whole30 compliant.