Alcohol Unit Calculator

What it does

Convert any drink — beer, wine, spirits, cocktails — to US standard drinks (14g alcohol) or UK units (8g alcohol). Track a week's intake against public-health low-risk guidelines and see a rolling average.

Related: caffeine intake calculator, water intake calculator, calorie calculator, and heart rate zone calculator.

How to use it

1. Enter each drink: type, volume, and ABV.
2. Toggle units between US standard drinks and UK units.
3. Add a week's worth of drinks.
4. Read the total and how it compares to low-risk limits.

When to use this tool

• Establishing baseline metrics for a fitness or nutrition program.
• General-population health planning (not diagnostic).
• Communicating with a coach / trainer about target metrics.
• Tracking trends over weeks rather than absolute values day-to-day.

When not to use it

• When the metric in question depends on lab work the calculator can’t see.
• Performance medicine for elite athletes — use sports-medicine specialists.
• Eating-disorder recovery where calorie tracking can be harmful — work with a registered dietitian.
• Specific medication or condition planning that depends on labs.

Common use cases

• Verifying a number or output before passing it on
• Quick calculation during a typical workday
• Pre-decision sanity-check on inputs and outputs
• Educational use — demonstrating the underlying concept