Micrograms to MG Converter
Easily convert micrograms to mg for vitamin dosages, thyroid medications, and supplements.
How to Convert Micrograms to Milligrams
Understanding the mcg to mg conversion is critical for medical dosages, supplements, and pharmaceutical measurements.
The Conversion Formula
There are exactly 1,000 micrograms in 1 milligram.
Formula: Milligrams = Micrograms ÷ 1000
Conversion Examples
- Example 1: 400 micrograms (folic acid) = 0.4 mg
- Example 2: 2000 micrograms (B12) = 2 mg
Common Medical Dosages
- Folic acid: 400 mcg = 0.4 mg
- Vitamin B12: 1000 mcg = 1 mg
- Selenium: 55 mcg = 0.055 mg
- Biotin: 5000 mcg = 5 mg
Frequently Asked Questions
Is mcg the same as micrograms?
Yes, mcg and micrograms refer to the same unit. μg is the scientific notation.
Safety Note
Warning: Confusing mcg and mg can lead to 1000x dosing errors. Always double-check units for medications.