Vitamin D's Capacity to Increase Amphetamine-Induced Dopamine Release in Healthy Humans: A Clinical Translational [11C]-PHNO Positron Emission Tomography Study.

Plain-language guide to PMID 39395473 (2025): double-blind randomized controlled trial of Vitamin D, K2, Magnesium and Zinc.

Key Facts

PMID: 39395473
Journal: Biological psychiatry
Year: 2025
Study type: Randomized Controlled Trial
Authors: Worhunsky PD et al. (13 authors)
DOI: 10.1016/j.biopsych.2024.09.028

What This Study Did, in Plain Language

What Was Tested

This randomized controlled trial looks at Vitamin D, K2, Magnesium and Zinc.

Dopaminergic tone and phasic release have transdiagnostic relevance.

Comparable studies have not been conducted in humans.

Who Took Part

The age groups tagged for this paper are young adults and adults, both men and women.

Regions of interest examined were the dorsal caudate, dorsal putamen, ventral striatum, globus pallidus, and substantia nigra.

How the Study Was Run

The design is described as randomized, double-blind and placebo-controlled.

Because people in this Vitamin D, K2, Magnesium and Zinc study were split into groups at random, differences between the groups are less likely to reflect who happened to join each one.

Blinding on both sides kept the participants and researchers unaware of who received Vitamin D, K2, Magnesium and Zinc.

Some participants received a placebo instead of Vitamin D, K2, Magnesium and Zinc, giving a reference point.

Parametric images of [11C]-PHNO positron emission tomography BPND were computed using a simplified reference tissue model with the cerebellum as reference.

Blood samples were acquired to measure serum calcitriol, amphetamine, and calcium levels.

What Was Measured

The subject headings attached to it are Positron-Emission Tomography, Dopamine, Amphetamine, Vitamin D, Brain, Calcitriol and Carbon Radioisotopes.

Author keywords: Dopamine release, Dopamine transporter, Stimulant and Translational study.

What This Means in Plain Language

The paper is a randomized, double-blind and placebo-controlled study of Vitamin D, K2, Magnesium and Zinc.

The abstract goes on to report its results in about 3 sentences; this page does not restate them, so read the paper for the findings and their limits.

The publication is from 2025 (Biological psychiatry), a journal based in United States.

More context: the Vitamin D, K2, Magnesium and Zinc compound page, all human trials.

Our Notes on the Compound

Vitamin D, K2, Magnesium and Zinc: Magnesium is described as required for AMPK to function.

Vitamin D, K2, Magnesium and Zinc in the library

Source: PubMed record. This explanation is written by PeptideWhiz from the public record. For research and education only. Not medical advice; no dosing information is given.