Grams to Micrograms Converter

Convert grams to micrograms (mcg/μg) instantly. Free g to mcg converter with quick reference table and formula. 1 gram = 1,000,000 micrograms.

10,00,000
Microgram (μg)
Input Value
1 g (Gram)
1/1000 of a kilogram. Common for food, cooking, and small items.

How to Convert Gram to Microgram

Simple formula with a worked example

To convert gram (g) to microgram (μg), use this formula:

mcg = g × 1,000,000

Example: Convert 0.5 g to μg

0.5 g = 5,00,000 μg

To convert back, use: g = mcg ÷ 1,000,000

Gram to Microgram Conversion Table

Quick reference for common gram to microgram conversions

Gram (g)Microgram (μg)
0.001 g1,000 μg
0.01 g10,000 μg
0.1 g1,00,000 μg
0.5 g5,00,000 μg
1 g10,00,000 μg
2 g20,00,000 μg
5 g50,00,000 μg
10 g1,00,00,000 μg
50 g5,00,00,000 μg
100 g10,00,00,000 μg

About Gram and Microgram

Understanding these weight units

Gram (g)

1/1000 of a kilogram. Common for food, cooking, and small items.

Microgram (μg)

One millionth of a gram. Used for vitamins and trace elements.

When You Need This Conversion

  • scientific research
  • water quality testing
  • air pollution measurement
  • trace element analysis

Frequently Asked Questions

Common questions about converting gram to microgram

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