Most research-based servings for circulation use around 250 to 500 mL of beet juice per day, but no official erectile dysfunction dose exists.

Most healthy adults can stick to about 125–250 ml of beet juice a day, a few times a week, unless a doctor gives different advice.

Most adults do best with 1–3 ounces of beef liver once or twice a week, not a full serving every day.

Most adults start with 1/4 teaspoon of bee pollen daily, then slowly build to 1–2 teaspoons if no allergy symptoms or side effects appear.

Most healthy adults can safely drink about 4–8 ounces of beet juice per day, adjusting for sugar, digestion, and medical conditions.

Most adults do well with 4–8 ounces (120–250 mL) of beet juice per day, taken consistently and adjusted for health conditions.

On average, a legal-age American goes through about 24 gallons of beer a year, or roughly five 12-ounce beers each week spread across the year.

A standard beer bottle often holds 12 ounces (355 ml) of beer, but many breweries also use bottles from about 7 to 22 ounces for different styles.

Regularly drinking more than about 14 standard beers per week for men or 7 for women raises health and safety risks.

One standard drink of beer means about 12 ounces of 5% ABV beer, equal to about 14 grams of pure alcohol in the United States.