From Perplexity AI
nmol/L
United Kingdom, Ireland, Sweden-Northern, Poland, France, Netherlands, Germany, India, Morocco, Australia, Canada (and ng), New Zealand, South Africa
ng/mL
United States, Canada (and nmol), Norway, Switzerland, Mexico, Japan, Singapore, China, India
Note: 1 ng = 2.5 nmol (30 ng = 75 nmol)
IUs
United States, Canada, United Kingdom (both), Australia, New Zealand, European Union (both), Sweden
Micrograms (mcg)
European Union (EU), United Kingdom (both), Brazil
Note: 40 IU = 1 microgram ( 5,000 IU =125 micrograms)