Robuta

https://www.merriam-webster.com/medical/methylmalonic%20acid
The meaning of METHYLMALONIC ACID is a structural isomer of succinic acid present in minute amounts in healthy human urine but excreted in large quantities in...
methylmalonic acidmerriam websterdefinitionmeaningmedical
https://www.rch.org.au/specimen-collection/Methylmalonic_Acid_(MMA)_-_Urine/
specimen collectionmethylmalonic acidmmaurine
https://www.lifeextension.com/lab-testing/itemlc706961/methylmalonic-acid-blood-test?oldItem=lc100099
Increased Methylmalonic acid (MMA) levels are often associated with early stages of B12 deficiency. A MMA blood test may be ordered along with a homocysteine...
methylmalonic acidblood testlife extension