Convert Ounces (oz) to Grams (g)

1 oz = 28.35 g

How many Grams in a Ounce?Printable chart →

Converting ounces to grams is essential for precise measurements in cooking, science, and more. Use the conversion factor of 1 oz = 28.3495 g to ensure accuracy in your recipes and projects.

Ounce (oz)

Gram (g)

28.3495

≈ 28 11/32 g

Conversion Formula

g = oz × 28.3495

Reverse: oz = g × 0.035274

Quick mental math: To quickly estimate grams from ounces, multiply the ounce value by 30 for a rough conversion.

Conversion Examples

1 oz × 28.3495 =

28.35 g

1 Ounces = 28.35 Grams

5 oz × 28.3495 =

141.748 g

5 Ounces = 141.748 Grams

10 oz × 28.3495 =

283.495 g

10 Ounces = 283.495 Grams

25 oz × 28.3495 =

708.737 g

25 Ounces = 708.737 Grams

50 oz × 28.3495 =

1,417.47 g

50 Ounces = 1,417.47 Grams

100 oz × 28.3495 =

2,834.95 g

100 Ounces = 2,834.95 Grams

Ounce to Gram Table

Quick convert your value:

oz =—g

Start:Step:Rows:Precision:

Ounce (oz)	Gram (g)	Fraction
1	28.35	28 11/32
2	56.7	56 45/64
3	85.05	85 3/64
4	113.4	113 25/64
5	141.75	141 3/4
6	170.1	170 3/32
7	198.45	198 29/64
8	226.8	226 51/64
9	255.15	255 9/64
10	283.5	283 1/2
11	311.84	311 27/32
12	340.19	340 3/16
13	368.54	368 35/64
14	396.89	396 57/64
15	425.24	425 1/4
16	453.59	453 19/32
17	481.94	481 15/16
18	510.29	510 19/64
19	538.64	538 41/64
20	566.99	566 63/64

Unit Definitions

What is a Ounce (oz)?

ImperialUnited States, United Kingdom

An ounce (oz) is a unit of weight commonly used in the United States and other countries for measuring various items.

History

Originally derived from the Roman ounce, the ounce has evolved through various definitions over the centuries, including its use in trade and commerce. Today, it is standardized in the avoirdupois system.

Current Use

Ounces are widely used in cooking, food packaging, and nutrition labeling, making them a familiar unit for many consumers.

Learn more about Ounce

What is a Gram (g)?

Metric (SI)Worldwide

A gram (g) is a metric unit of mass equal to one thousandth of a kilogram, commonly used around the world.

History

The gram was originally defined in the 18th century as the mass of one cubic centimeter of water at its maximum density. It has since been adopted globally as a standard unit in the metric system.

Current Use

Grams are extensively used in scientific research, cooking, and any field requiring precise measurements, making them essential in both everyday and professional settings.

Learn more about Gram

Frequently Asked Questions

How do I convert 5 ounces to grams?

To convert 5 ounces to grams, multiply 5 by the conversion factor of 28.3495. This calculation results in 141.7475 grams. Therefore, if you're preparing a recipe that calls for 5 ounces of flour, you'll need approximately 141.75 grams for the best results.

Why is it important to convert ounces to grams in cooking?

In cooking, precision is key to achieving the desired flavor and texture. For instance, if a cake recipe requires 8 ounces of sugar, converting this to grams using the factor 1 oz = 28.3495 g means you'll need about 226.796 grams. This ensures that your cake rises properly and has the right sweetness.

Can I use ounces and grams interchangeably in fitness meal planning?

While you can use both units, it's crucial to be consistent for accurate nutrition tracking. If a protein powder suggests a serving size of 2 ounces, converting this to grams gives you about 56.699 grams. Knowing the exact amount helps you meet your dietary goals more effectively.

How does the ounce measurement affect shipping and packaging?

Shipping companies often use ounces for weight, but converting to grams can provide more precision. For example, if your package weighs 10 ounces, converting this gives you about 283.495 grams. This can impact shipping costs, as many carriers charge based on weight.

What are some common uses for ounces in scientific experiments?

In scientific settings, ounces are frequently converted to grams for accuracy. If a liquid needs to be measured at 3 ounces, converting this means you'll require roughly 85.0485 grams. This precision is vital for experiments where every gram counts, such as in chemical reactions.

Popular Weight Conversions

Kilogram to Poundkg → lbs Pound to Kilogramlbs → kg Kilogram to Stonekg → st Gram to Ounceg → oz Kilogram to Gramkg → g

Convert Ounce to Other Units

Ounce to Kilogram→ kg Ounce to Milligram→ mg Ounce to Metric Ton→ t Ounce to Pound→ lbs Ounce to Kilogram→ kg Ounce to Milligram→ mg Ounce to Metric Ton→ t Ounce to Pound→ lbs

Related Conversions

Kilogram to Gramkg → g Kilogram to Ouncekg → oz Gram to Kilogramg → kg Gram to Milligramg → mg Gram to Metric Tong → t