⚖️ Grams to Micrograms Converter

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1 gram =
1,000,000 micrograms
1 microgram =
1 × 10⁻⁶ grams
Formula
µg = g × 1,000,000
Handy values
5 g = 5,000,000 µg · 10 g = 10,000,000 µg · 100 g = 100,000,000 µg

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⚡ Grams to Micrograms: the quick answer

1 g = 1,000,000 µg 1 gram equals 1,000,000 micrograms

To convert grams to micrograms, multiply the value by 1,000,000. To go the other way, multiply micrograms by 1 × 10⁻⁶ to get grams.

↔ Convert micrograms to grams instead

🧮 Formula

Grams to Micrograms
µg = g × 1,000,000
Micrograms to Grams
g = µg × 1 × 10⁻⁶

Where

  • g = the weight in grams
  • µg = the weight in micrograms
Every unit here is defined by its weight in kilograms, so the conversion factor is (kilograms per gram) ÷ (kilograms per microgram).

📊 Grams to Micrograms conversion table

Grams (g)Micrograms (µg)
1 g1,000,000 µg
2 g2,000,000 µg
3 g3,000,000 µg
4 g4,000,000 µg
5 g5,000,000 µg
6 g6,000,000 µg
7 g7,000,000 µg
8 g8,000,000 µg
9 g9,000,000 µg
10 g10,000,000 µg
12 g12,000,000 µg
14 g14,000,000 µg
15 g15,000,000 µg
20 g20,000,000 µg
21 g21,000,000 µg
24 g24,000,000 µg
25 g25,000,000 µg
30 g30,000,000 µg
40 g40,000,000 µg
50 g50,000,000 µg
60 g60,000,000 µg
75 g75,000,000 µg
80 g80,000,000 µg
100 g100,000,000 µg
200 g200,000,000 µg
250 g250,000,000 µg
300 g300,000,000 µg
400 g400,000,000 µg
500 g500,000,000 µg
750 g750,000,000 µg
1,000 g1,000,000,000 µg

✏️ Worked examples

Convert 25 grams to micrograms

25 g × 1,000,000 = 25,000,000 µg

Try this example →

Convert 250 grams to micrograms

250 g × 1,000,000 = 250,000,000 µg

Try this example →

📘 About these units

Gram (g). The gram is one thousandth of a kilogram, the everyday unit for food, gold and small items.

Microgram (µg). A microgram is one millionth of a gram, used for vitamins, medicines and trace amounts.

❓ Frequently asked questions

How many micrograms are in one gram?

There are 1,000,000 micrograms in one gram.

How do I convert grams to micrograms?

Multiply the number of grams by 1,000,000. For example, 10 grams equal 10,000,000 micrograms.

How many grams are in one microgram?

One microgram equals 1 × 10⁻⁶ grams.

How many micrograms is 12 grams?

12,000,000 micrograms. Other common values: 5 grams = 5,000,000 micrograms and 100 grams = 100,000,000 micrograms.

What people are saying
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Anonymous · 22 Oct 2026