Convert Gram to Microgram
Input the number of grams you want to convert to micrograms.
How to Convert Grams to Micrograms
The gram and microgram are both units of weight. By definition, 1 gram equals exactly 1000000 micrograms. This means to convert grams to micrograms, you multiply by 1000000.
Formula
Step-by-Step Example
Convert 5 g to micrograms:
We need to convert grams to micrograms
Since 1 g = 1000000 mcg, multiply by 1000000
5 × 1000000 = 5000000
5 g = 5000000 mcg
Gram to Microgram Conversion Table
Quick reference table for common gram to microgram conversions. Click any value for detailed calculation.
| Grams (g) | Micrograms (mcg) |
|---|---|
| 0.1 g | 100000 mcg |
| 0.5 g | 500000 mcg |
| 1 g | 1000000 mcg |
| 2 g | 2000000 mcg |
| 5 g | 5000000 mcg |
| 10 g | 10000000 mcg |
| 25 g | 25000000 mcg |
| 50 g | 50000000 mcg |
| 100 g | 100000000 mcg |
About These Units
Gram (g)
A gram (g) is a metric unit of mass equal to 1/1000 kilogram or approximately 0.035 ounces. Grams are the standard unit for food nutrition labels, cooking recipes, jewelry weight, and postal rates. One gram of water equals one milliliter in volume.
Microgram (mcg)
A microgram (mcg or μg) is a metric unit equal to 1/1000 milligram or one millionth of a gram. Micrograms measure vitamins (B12, D, K), hormones, and trace substances. Common notation: mcg (medical) or μg (scientific). There are 1,000 mcg in one milligram.
Frequently Asked Questions
How do I convert grams to micrograms?
To convert grams to micrograms, multiply the value by 1000000. For example, 10 g = 10000000 mcg.
How many micrograms are in 1 gram?
1 gram equals 1000000 micrograms.
What is the formula for grams to micrograms?
The formula is: mcg = g × 1000000.