Best 5-HTP
The best 5-htp we track, ranked by real cost-per-dose — not paid placements. Across 29 tracked options the typical dose runs $0.20 per serving.
Prices checked Jun 25, 2026
Best valueBrieofood 5-HTP 200mg per Serving - 240 Capsules - 5-Hydroxytryptophan…
<$0.001 per serving — the cheapest 5-htp dose we track.
Full ranking by cost per dose
Cost-per-serving normalizes price across bottle sizes — a 60-count and a 365-count compare fairly. Top 20 of 29 shown.
See also: cheapest 5-htp per dose · 5-HTP basics
Frequently asked
What is the best-value 5-HTP supplement?+
Brieofood 5-HTP 200mg per Serving - 240 Capsules - 5-Hydroxytryptophan… — <$0.001 per serving ($0.05 for 240 servings), the lowest cost-per-dose 5-htp in our Amazon US catalog as of June 2026.
What is the typical cost per dose for 5-HTP?+
About $0.20 per serving across 29 tracked 5-htp products, ranging from $0.008 for the best deals to $0.29 for premium options.
What's the cheapest effective 5-HTP?+
To reach the commonly-studied 100 mg/day dose, Brieofood 5-HTP 200mg per Serving - 240 Capsules - 5-Hydroxytryptophan… is the best value at <$0.001 per day — cheaper than bottles that look low-priced per serving but are underdosed.