⚖️

Micrograms to Milligrams Calculator

Convert mass between micrograms and milligrams with precision

Micrograms (mcg)

Milligrams (mg)

📚 Examples, Formula, and How To

📝 Micrograms to Milligrams Formula

Micrograms to Milligrams

mg = mcg ÷ 1,000

Divide the mass in micrograms by 1,000 to get milligrams

Milligrams to Micrograms

mcg = mg × 1,000

Multiply the mass in milligrams by 1,000 to get micrograms

💡 Converting Micrograms to Milligrams

Example 1

Convert: 5000 micrograms to milligrams

Start with the conversion formula: mg = mcg ÷ 1,000

Substitute the value: mg = 5000 ÷ 1,000

Calculate: 5000 ÷ 1,000 = 5

Result:5 mg

Example 2

Convert: 2.5 milligrams to micrograms

Start with the conversion formula: mcg = mg × 1,000

Substitute the value: mcg = 2.5 × 1,000

Calculate: 2.5 × 1,000 = 2,500

Result:2,500 mcg

📊 Micrograms to Milligrams Conversion Table

Common Micrograms to Milligrams Conversions

Micrograms	Milligrams
100 mcg	0.1 mg
250 mcg	0.25 mg
500 mcg	0.5 mg
1,000 mcg	1 mg
2,500 mcg	2.5 mg
5,000 mcg	5 mg
10,000 mcg	10 mg
25,000 mcg	25 mg
50,000 mcg	50 mg

All values are rounded to 4 decimal places for practical use

⚙️ How to Convert Micrograms to Milligrams

Conversion Factor

1 milligram equals 1,000 micrograms

This is the standard conversion factor for these mass measurements.

Micrograms to Milligrams

Divide micrograms by 1,000 to get milligrams

Enter a value in the micrograms field to convert to milligrams.

Milligrams to Micrograms

Multiply milligrams by 1,000 to get micrograms

Enter a value in the milligrams field to convert to micrograms.

📚 What are Micrograms and Milligrams?

📏 Microgram(mcg (μg))

Definition:

A microgram is a unit of mass equal to one millionth of a gram (10⁻⁶ grams). It is commonly abbreviated as 'mcg' in medical contexts.

History:

The microgram was established as part of the metric system, using the Greek prefix 'micro-' meaning 'small'.

Common Uses:

Pharmaceutical dosages
Vitamin and supplement measurements
Environmental pollutant concentrations
Laboratory analysis results
Medical prescriptions

💡

Fun Fact:

A single grain of table salt weighs about 58,000 micrograms - that's equivalent to a typical daily vitamin D supplement!

📏 Milligram(mg)

Definition:

A milligram is a unit of mass equal to one thousandth of a gram (10⁻³ grams). It is widely used in medicine and science.

History:

The milligram has been part of the metric system since its establishment, using the Latin prefix 'milli-' meaning 'thousand'.

Common Uses:

Medication dosages
Nutritional information
Chemical measurements
Scientific research
Food additive quantities

💡

Fun Fact:

One milligram is roughly the weight of a very small grain of sand. Your body contains about 25 mg of iron - less than the weight of a paper clip!