Sports nutrition · Doctor's Best
Best 5-HTP
Why Doctor's Best best 5-htp?
- 100 mg 5-htp per serving
- Best 5-HTP is tested to ensure that it does not contain “Peak X”
From the label’s panel and printed marks — not its marketing.
Sold as food, not medicine — no regulator checked that it works
Per serving · 1 Capsule(s)
At a glance
From the label as printed · NIH DSLD
Protein powder · Capsule
Per serving100 mg 5-htp
10 servings per container
Suggested Adult Use: Take 1 capsule two or three times daily, with or without food.
One serving: 1 Capsule(s)
No third-party testing mark on the label
Marks like NSF Certified for Sport or Informed Sport mean batches are tested for banned substances. Their absence does not mean a product is contaminated — only that nobody independent has said it isn’t.
- Sports nutrition — claims are the manufacturer’s
- Best 5-HTP is tested to ensure that it does not contain “Peak X”
- Vegetarian
- Adult (18 - 50 Years)
Supplement Facts
Supplement Facts
Serving size 1 Capsule(s)
Servings per container 10
| Amount per serving | % DV | |
|---|---|---|
| 5-HTP | 100 mg | † |
† Daily Value not established.
Other ingredients: Modified Cellulose, Rice powder, Magnesium Stearate
Transcribed from the label by the NIH Office of Dietary Supplements. What a label says is not independently verified. See the original label
How to take it
- Suggested Adult Use: Take 1 capsule two or three times daily, with or without food.
The manufacturer’s directions, from the label.
Warnings on the label
- Keep out of reach of children
- Caution: Not to be used when taking MAO inhibitors, selective serotonin reuptake inhibitors (SSRSs), or other anti-depressant medications. It should also not be used by any individuals taking any of the category of medications known as “triptans”.
What no one has checked
Contents are declared by the manufacturer and are not verified by a regulator. Independent testing has repeatedly found amounts that differ from the label, and products that contain substances banned in sport. Third-party certification, where a product has it, is shown on this page.
Details
| Brand | Doctor's Best |
|---|---|
| UPC | 7 53950 00266 1 |
| NIH label ID | 25152 |
| Label recorded | 2013-08-23 |
Source: Dietary Supplement Label Database · NIH Office of Dietary Supplements · retrieved 2026-09-21 · not reviewed by a nutrition professional