5-HTP is created from L-Tryptophan in the body, and is a precursor to serotonin and melatonin. Allergy Research Group's 5-HTP is derived from a plant source, and is carefully tested to ensure its purity and to guarantee the absence of contaminants.
- Size: 150 Capsules
- Manufacturer: Allergy Research
- SKU: AR-5HTP
- Stock status: 6