How do I convert Peptide YY (PYY) from pg/mL to pmol/L?

pmol/L = pg/mL × 0.232. In the other direction: pg/mL = pmol/L × 4.31.

Which units are used for Peptide YY (PYY)?

Common units are pmol/L, pg/mL.

Hormones

Peptide YY (satiety, obesity)

Also known as: Peptid YY (PYY)

Enter a value in any unit and all other units fill in.

pmol/L pg/mL

1 pmol/L = 4.31 pg/mL

pmol/L	pmol/L = pg/mL × 0.232	pg/mL = pmol/L × 4.31

Peptide YY (PYY) is reported in pg/mL or pmol/L. The page converts between the units only.

pmol/L × 4.31 = pg/mL (exact factor 4.31).
No established reference range is listed here; compare your result only with the range printed on your own report.

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Source: UniProt: Peptide YY (human) · Last reviewed: 2026-10-19

Note from the source: No established reference range; the page converts units only. Mass-to-amount conversion uses a molar mass of 4309.8 g/mol.