Is this page for US fluid ounce only?
Yes. It uses the US fluid ounce definition and should not be mixed with UK imperial fluid ounces.
Volume
Convert Fluid ounce (US) (fl oz) to Milliliter (mL) instantly.
Formula
value × 29.5735295625
| Sample | Converted |
|---|---|
| 1 fl oz | 29.5735295625 mL |
| 5 fl oz | 147.8676478125 mL |
| 10 fl oz | 295.735295625 mL |
| 100 fl oz | 2,957.35295625 mL |
| 1,000 fl oz | 29,573.5295625 mL |
Use this page to convert US fluid ounces to milliliters when source labels or measurements are in fl oz and metric output is required. It is common in nutrition, cosmetics, and beverage workflows.
US fluid-ounce conversion is a common localization requirement in consumer packaged goods workflows.
A dedicated fl oz to mL path reduces mistakes caused by ounce-type ambiguity.
Normalize to mL before nutrition and concentration calculations to keep formulas consistent.
Maintain explicit unit IDs (`floz_us`) across APIs and export files.
Avoid converting from formatted label strings; use raw numeric quantities.
This route is critical when US label data feeds metric compliance pipelines.
US fluid-ounce inputs are common in product-facing systems, while metric output is required in many international contexts.
Converting early to mL simplifies cross-market analytics and downstream calculations.
Direction-specific documentation helps teams avoid mixing US and imperial ounce variants.
Run conversion in a centralized utility that enforces unit variant and factor consistency.
Keep source fl oz and transformed mL fields together for transparent audits.
Expose unit metadata in every export so recipients can verify assumptions quickly.
Test canonical sample values used in packaging and nutrition workflows.
Validate that all services use `floz_us` consistently across the stack.
Review label-rendering pipelines to ensure rounding policy matches compliance requirements.
Definition: US fluid ounce (fl oz) is the source customary unit in this conversion direction.
History/Origin: Fluid-ounce usage remains common in US beverage, personal care, and consumer product contexts.
Current use: Source fl oz data is frequently converted to milliliters for global product communication and compliance.
Definition: Milliliter (mL) is the destination metric unit on this page.
History/Origin: mL became the universal practical metric subunit for precise liquid quantity communication.
Current use: Converted mL values are used in labels, catalogs, analytics, and regulatory documentation.
| Fluid ounce (US) [fl oz] | Milliliter [mL] |
|---|---|
| 0.01 fl oz | 0.2957352956 mL |
| 0.1 fl oz | 2.9573529563 mL |
| 1 fl oz | 29.5735295625 mL |
| 2 fl oz | 59.147059125 mL |
| 5 fl oz | 147.8676478125 mL |
| 10 fl oz | 295.735295625 mL |
| 20 fl oz | 591.47059125 mL |
| 50 fl oz | 1,478.676478125 mL |
| 100 fl oz | 2,957.35295625 mL |
1 fl oz = 29.5735295625 mL
1 mL = 0.0338140227 fl oz
Formula: value × 29.5735295625
Example: 15 fl oz = 443.6029434375 mL
Precision note: For regulated labels, confirm required decimal precision and unit notation before publishing converted values.
Yes. It uses the US fluid ounce definition and should not be mixed with UK imperial fluid ounces.
Because ounce variants can differ enough to create visible labeling and compliance errors.
Store both when possible: source for traceability, converted mL for standardized computation.