Nanogram to Milligram Converter

Mass Converter

26 units available

Decimals:

From

To

1.000000e-6

1 ng = 1.000000e-6 mg

Formula:

mg = ng × 0.000001

With your value: 1 ng = 1.000000e-6 mg

How big is that?

Everyday references on a logarithmic scale, all expressed in nanogram so you can sanity-check the result.

Your value1.00 ng

Paperclip (1.0e+9× your value)1.00e+9 ng

AA battery (2.4e+10× your value)2.40e+10 ng

Can of soda (3.9e+11× your value)3.90e+11 ng

Bag of sugar (1.0e+12× your value)1.00e+12 ng

House cat (4.5e+12× your value)4.50e+12 ng

Other Nanogram to Milligram conversions

2 ng to mg 3 ng to mg 4 ng to mg 5 ng to mg 6 ng to mg 7 ng to mg 8 ng to mg

Nanogram to Milligram Conversion Table

Nanogram (ng)	Milligram (mg)
0.5	5.000000e-7
1	1.000000e-6
2	2.000000e-6
5	5.000000e-6
10	1.000000e-5
15	1.500000e-5
20	2.000000e-5
25	2.500000e-5
50	5.000000e-5
100	0.0001
250	0.00025
500	0.0005
1000	0.001

Milligram to Nanogram Conversion Table

Milligram (mg)	Nanogram (ng)
0.5	500,000
1	1,000,000
2	2,000,000
5	5,000,000
10	10,000,000
15	15,000,000
20	20,000,000
25	25,000,000
50	50,000,000
100	100,000,000
250	250,000,000
500	500,000,000
1000	1,000,000,000

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Nanogram (ng)

Mass

Exact conversion

Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

Milligram (mg)

Mass

Exact conversion

Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

How to Convert Nanogram to Milligram

To convert from Nanogram (ng) to Milligram (mg), multiply the value by 1.000000e-6.

Formula: mg = ng × 0.000001

Reverse: ng = mg × 1,000,000

Step-by-Step Example

Start with your value in Nanogram. For example: 5 ng
Multiply by the conversion factor: 5 x 1.000000e-6
The result is: 5.000000e-6 mg

About Nanogram

The nanogram (ng) is a unit of mass and weight. One nanogram equals 1.000000 × 10^-12 kilograms. UnitConvertLab converts it against every other mass unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: mass calculations, engineering and science, education.

About Milligram

The milligram equals one thousandth of a gram and is the standard unit for drug dosage and nutrient quantities.

Common uses: medication dosage, nutrition labels, laboratory work.

Frequently Asked Questions

How many Milligram are in 1 Nanogram?

There are exactly 1.000000e-6 Milligram in 1 Nanogram. This means the conversion factor from Nanogram to Milligram is 1.000000e-6.

What is the formula to convert Nanogram to Milligram?

The formula to convert Nanogram to Milligram is: mg = ng × 0.000001. For example, to convert 10 Nanogram to Milligram, you would multiply 10 by 1.000000e-6.

What is a Nanogram?