Tryptophan: study protocols
1 study group say how much Tryptophan participants took a day. These are the doses the studies gave. They are not a recommendation.
Dose per serving from products
742 products in our catalogue print how much Tryptophan a serving holds.
Most common: 250 mg to 500 mg, 39% of 742 products.
| Dose per serving | Products |
|---|---|
| 10 mg or less | 22 |
| 10 mg to 25 mg | 21 |
| 25 mg to 50 mg | 36 |
| 50 mg to 100 mg | 99 |
| 100 mg to 250 mg | 116 |
| 250 mg to 500 mg | 291 |
| 500 mg to 1 g | 122 |
| over 1 g | 35 |
Fewer than 5 study groups in one unit match, too few to draw the chart.
Commonly used together
1 of 1 study group took Tryptophan with something else, but nothing that 3 or more different studies gave.
1 study group
| Study | |||
|---|---|---|---|
| Acute tryptophan depletion in accordance with body weight: influx of amino acids across the blood-brain barrier 2012 · Balanced amino acid load (BAL) · Healthy adults aged 21–30 years, male and female | 700 mg | 1 day | 24 |