What does the research say about absolute serum metabolite concentrations?

Absolute serum metabolite concentrations

There is 1 paper on absolute serum metabolite concentrations in aging research: 1 trial in people.

1 paper studies it1 finding

“In the DASH trial, relative and absolute concentrations of 7 serum metabolites were strongly correlated (r = 0.91 to 0.99).”

Relative serum metabolite concentrations

upin humans1

1 study

Relative serum metabolite concentrations are associated with absolute serum metabolite concentrations in humans (DASH trial; seven metabolites) (r = 0.91 to 0.99).
“In the DASH trial, relative and absolute concentrations of 7 serum metabolites were strongly correlated (r = 0.91 to 0.99).”
Human trialDASH trial; seven metabolitesserumn = 216
Targeted Metabolites Associated with the Dietary Approaches to Stop Hypertension (DASH) Diet and Blood Pressure Changes in the DASH and DASH-Sodium Feeding Trials
The journal of applied laboratory medicineNov 2, 2026