5-Htp

Dose per serving from products

699 products in our catalogue print how much 5-Htp a serving holds.

Most common: 50 mg to 100 mg, 36% of 699 products.

Dose per serving	Products
2.5 mg or less	16
2.5 mg to 5 mg	26
5 mg to 10 mg	12
10 mg to 25 mg	45
25 mg to 50 mg	191
50 mg to 100 mg	249
100 mg to 250 mg	133
over 250 mg	27

No clinical evidence for 5-Htp yet

Browse the supplements we do have evidence for

Other amino acid or protein supplements with clinical evidence

Citrulline

13 benefits backed by 37 studies.

L-Tyrosine

11 benefits backed by 72 studies.

L-Proline

13 benefits backed by 43 studies.

Taurine

13 benefits backed by 54 studies.

Glycine

17 benefits backed by 78 studies.

Phenylalanine

16 benefits backed by 215 studies.

Products with 5-Htp

Search all

1118 products whose verified label declares 5-Htp — not every bottle that mentions it in a title.

ColonBroom

GLP-1 Weight Management, Appetite Control for Women & Men

Chromium 250 mcg, L-Glutamine 200 mg, Hibiscus 200 mg +7 more

$50 – $70Diet Kits & Systems

LullaBites

Natural Sleep Gummies

Sodium (as Sodium Citrate) 3 mg, Valerian Root Extract 600 mg, L-Theanine 200 mg +3 more

$30 – $50Sleep Supplements

Micro Ingredients

Saffron+ Advanced Supplements, 60 Vegetarian

$20 – $30Herbal Supplements

Yooloks

GLP-1 Cutting Drink Mix, 5-HTP, FOS, Yerba Mate, Magnesium

$25 – $35Probiotics

BIOTEQUELAB

Thermogenic Fat Burner Capsules

Chromium (as chromium picolinate) 40 mcg, Proprietary Blend 150 mg, Apple Cider Vinegar (Malus pumila)(truit) +19 more

$15 – $25Fat Burners

NOW Foods

NOW Supplements, 5-HTP (5-hydroxytryptophan) 100 mg, Neurotransmitter

5-HTP (5-hydroxytryptophan), (from Griffonia simplicifolia Extract) (Seed)

$10 – $155-HTP

Being studied right now

Recruiting clinical trials registered on ClinicalTrials.gov. A trial in progress has no result yet — this is what the field is asking, not what it found.

The Effect of 5-hydroxytryptophan on ADHD Traits and Eye Movements5-Htp · Attention Deficit and Hyperactivity Disorder (ADHD), Attention Deficit Hyperactivity Disorder in Adults, Attention Deficits · 150 participants planned · ClinicalTrials.govRecruiting The Effect of Griffonia Simplicifolia on Pain Intensity, Central and Peripheral Sensitization, Painmodulation in Healthy Volunteers5-Htp · Chronic Pain, Central Sensitisation, Peripheral Sensitization · 20 participants planned · ClinicalTrials.govRecruiting