There are approximately 33.814 US fluid ounces in one liter. This is the standard conversion used for liquid volume measurements between the metric system (liters) and the US customary system (fluid ounces)

. For clarity:

• 1 liter ≈ 33.814 US fluid ounces
• The imperial fluid ounce (used in the UK) differs slightly, with 1 liter ≈ 35.195 imperial fluid ounces.

This conversion is commonly used in cooking, hydration guidelines, and scientific measurements involving liquids