Phosphatidylcholine: study protocols
6 study groups say how much Phosphatidylcholine participants took a day. These are the doses the studies gave. They are not a recommendation.
Dose per serving from research
6 study groups in 6 studies say how much Phosphatidylcholine participants took a day.
These are the doses the studies gave. They are not a recommendation.
Most common: 500 mg to 1 g and 2.5 g to 5 g, 33% of 6 study groups each.
| Daily dose | Study groups |
|---|---|
| 500 mg to 1 g | 2 |
| 1 g to 2.5 g | 1 |
| 2.5 g to 5 g | 2 |
| 5 g to 10 g | 1 |
Commonly used together
None of these 6 study groups took Phosphatidylcholine with anything else.
6 study groups
| Study | |||
|---|---|---|---|
| Retarded release phosphatidylcholine benefits patients with chronic active ulcerative colitis 2005 · phosphatidylcholine-treated group · Adults with chronic active, non-steroid-dependent ulcerative colitis and a clinical activity index of at least 4 | 6 g | 90 days | 30 |
| Phosphatidylcholine for steroid-refractory chronic ulcerative colitis: a randomized trial 2007 · phosphatidylcholine recipients · Adults with chronic steroid-refractory ulcerative colitis and high clinical and endoscopic disease activity | 2 g | 12 weeks | 30 |
| Perinatal choline effects on neonatal pathophysiology related to later schizophrenia risk 2013 · Choline group · Healthy pregnant women recruited in the second trimester and their infants; maternal age and infant sex range not stated | 3.7 g | 244 days | 46 |
| Vitaphospholip® (water-soluble phosphatidylcholine) in the treatment of combined hyperlipidemia: a randomized, placebo-controlled clinical trial 2025 · Vitaphospholip® group · Patients with combined hyperlipidemia | 1 g | 12 weeks | 39 |
| Choline supplemented as phosphatidylcholine decreases fasting and postmethionine-loading plasma homocysteine concentrations in healthy men 2005 · phosphatidylcholine · Healthy men with mildly elevated plasma homocysteine concentrations | 2.6 g | 2 weeks | 26 |
| Dietary Choline Supplements, but Not Eggs, Raise Fasting TMAO Levels in Participants with Normal Renal Function: A Randomized Clinical Trial 2021 · phosphatidylcholine capsules · Healthy men and women aged 18 years or older with normal renal function | 840 mg | 4 weeks | — |