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Ounces to Grams Converter

Use this ounces to grams converter for quick weight & mass calculations. Enter any value to see the exact g result, the conversion formula, and a reference chart for common oz values.

oz
0
g
oz g
Enter a value to see the conversion

How to Convert Ounces to Grams

Enter Your Value

Type any Ounces value in the box — whole numbers, decimals, and negative values all work.

Result Updates as You Type

The Grams result appears instantly — no button needed. Scroll down to see the exact formula used.

Copy Your Result

Click any card in "Common Conversions" to load that value instantly, or scroll down to see the formula and quick-reference values.

Common Ounces to Grams Conversions

Popular conversion values for quick reference

1
oz
28.3495
g
5
oz
141.7475
g
10
oz
283.495
g
25
oz
708.7375
g
50
oz
1,417.475
g
100
oz
2,834.95
g
Conversion Formula

Ounces to Grams Formula

1 oz = 28.3495 g
To convert ounces to grams, multiply your value by 28.3495.

Ounces to Grams Conversion Table

Common values for quick reference

Ounces (oz) Grams (g)
1 oz 28.3495 g
2 oz 56.699 g
3 oz 85.0485 g
4 oz 113.398 g
5 oz 141.7475 g
6 oz 170.097 g
7 oz 198.4465 g
8 oz 226.796 g
9 oz 255.1455 g
10 oz 283.495 g
15 oz 425.2425 g
20 oz 566.99 g
25 oz 708.7375 g
30 oz 850.485 g
50 oz 1417.475 g
75 oz 2126.2125 g
100 oz 2834.95 g
250 oz 7087.375 g
500 oz 14174.75 g
1000 oz 28349.5 g

Need an exact value? Use the calculator above — it handles any decimal input with full precision.

Why Convert Ounces to Grams?

Cooking & Recipe Conversion

Recipes from different regions use different weight units. Converting ounces to grams ensures ingredient amounts are accurate so your dishes turn out right every time.

Shipping & Postage Costs

Postal services and couriers set weight limits in kg or lbs depending on the country. Knowing 1 oz = 28.3495 g helps you calculate shipping costs and avoid overweight surcharges.

Fitness & Nutrition Tracking

Gym equipment, body weight, and food labels mix grams, kg, ounces, and pounds. Converting ounces to grams keeps your workout logs and calorie tracking consistent.

Medical Dosage Accuracy

Medication dosages are often specified in mg or mcg, while patient weights may be in lbs or kg. Precise ounces to grams conversion is critical for correct dosing.

When to Convert Ounces to Grams

This converter is designed for the exact ounces to grams use case, so the page stays focused on the pair you searched for rather than drifting into broad category copy.

Package and Freight Weights

Convert ounces to grams before shipping, quoting, or entering weights into carrier tools.

Fitness and Body Weight

This pair is common when scales, workout plans, or medical forms use another unit system.

Recipe and Ingredient Scaling

It is also useful for baking or food prep when ingredient packs and recipes use different weight conventions.

Ounces to Grams FAQ

Quick answers about the exact ratio, the manual formula, and the most common situations where this unit pair is used.

What is the formula to convert ounces to grams?

Multiply the ounces value by 28.3495. For example, 5 oz = 141.7475 g.

How many grams are in 1 ounce?

1 oz equals exactly 28.3495 g.

Can I use this converter for body weight?

Absolutely. This converter handles ounces to grams for any weight, including body weight. Doctors, fitness trackers, and scales use both units depending on the country.

Is ounces to grams conversion exact?

Yes, the conversion factor (28.3495) is mathematically exact. Our converter preserves up to 15 significant figures, making it suitable for scientific, medical, and industrial applications.

Is there a quick ounces to grams chart?

Yes. This page includes common ounces to grams reference values and an instant calculator, so you can check both one-off conversions and quick lookup numbers without doing manual math.