Convert micrograms to kg

Micrograms to kilograms. Enter a value to convert, or use the micrograms to kg chart further down the page.

1 µg = 1e-9 kg

1 microgram equals 1e-9 kilograms. Going the other way, 1 kilogram = 1,000,000,000 micrograms.

How to convert micrograms to kg

To convert micrograms to kilograms, multiply the microgram value by 1e-9. You can also divide by 1000000000 to get the same answer.

kg = µg × 1e-9

Worked example

Convert 15 µg to kilograms:

15 µg = 1.5e-8 kg

micrograms to kg conversion chart

Use this micrograms to kg table for quick reference without typing anything.

micrograms to kg conversion table
micrograms (µg)	kilograms (kg)
0.01 µg	1e-11 kg
0.1 µg	1e-10 kg
1 µg	1e-9 kg
2 µg	2e-9 kg
3 µg	3e-9 kg
5 µg	5e-9 kg
10 µg	1e-8 kg
20 µg	2e-8 kg
50 µg	5e-8 kg
100 µg	0.0000001 kg
1,000 µg	0.000001 kg

What is a microgram?

The microgram, often written mcg on supplement labels, is one millionth of a gram.

What is a kilogram?

The kilogram is the SI base unit of mass. Since 2019 it has been defined by fixing the Planck constant, replacing the platinum-iridium cylinder held near Paris.

Frequently asked questions

How many kg are in a microgram?

1 micrograms equals 1e-9 kg. Going the other way, 1 kg is 1,000,000,000 micrograms.

How do you convert micrograms to kg?

To convert micrograms to kilograms, multiply the microgram value by 1e-9. You can also divide by 1000000000 to get the same answer.

What is 10 micrograms in kg?

10 micrograms equals 1e-8 kg. The conversion chart on this page lists the other values people look up most often.

Related weight conversions

Convert micrograms to other units

Convert other units to kg

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