Choline and Selenium: study protocols

4 study groups took Choline together with Selenium. These are the doses the studies gave. They are not a recommendation.

Fewer than 5 study groups in one unit match, too few to draw the chart.

Commonly used together

4 of 4 study groups took Choline and Selenium with something else. Shown: what 3 or more different studies gave.

What was given together, not what works together.

Taken with	Study groups
Vitamin B12	4

4 study groups

Study
Effects of Souvenaid on plasma micronutrient levels and fatty acid profiles in mild and mild-to-moderate Alzheimer's disease 2015 · Active group (RCT1, RCT2 and RCT3) · Men and women aged 50 years or older with mild or mild-to-moderate Alzheimer's disease; RCT3 participants were on stable approved Alzheimer's medication, while RCT1 and RCT2 participants were drug-free for Alzheimer's medication.	400 mg	60 mcg	24 weeks	501
Effects of Souvenaid on plasma micronutrient levels and fatty acid profiles in mild and mild-to-moderate Alzheimer's disease 2015 · Active product during open-label extension (OLE) · Men and women aged 50 years or older with mild Alzheimer's disease who completed RCT2.	400 mg	60 mcg	24 weeks	201
Assessment of vitamin A, vitamin B(2), vitamin B(12), vitamin K, folate, and choline status following 4 months of multinutrient supplementation in healthy vegans: a randomised, double-blind, placebo-controlled trial 2025 · INT (intervention group; standard and double omega-3 dosage subgroups) · Healthy adults aged 18 years or older who had followed a vegan diet for at least 1 year; no diagnosed vitamin or mineral deficiency	300 mg	55 mcg	120 days	35
The medical food Souvenaid affects brain phospholipid metabolism in mild Alzheimer's disease: results from a randomized controlled trial 2017 · Test product (Souvenaid/Fortasyn Connect) · Adults aged 50 years or older with mild probable or possible Alzheimer’s disease	400 mg	60 mcg	4 weeks	16