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Diabetes SupportDigestive HealthHeart HealthShop all Health & WellnessSmoking CessationAmino AcidsAntioxidant SupplementsAzoBest NaturalsBody CleanseColon CleanseEnergy VitaminsEstrovenFat BlockersGenius BrandHeadachesHerbal SupplementsImmunity Support SupplementsInositolInternational VitaminsIrwin NaturalsKidney CleanseKids MelatoninLemmeLetter VitaminsLife ExtensionMagnesiumMelatoninMelatonin gummiesMenopause supplementsNAC SupplementsNatural Appetite SuppressantsNatural Weight ManagementNiacinOmegaXLOnnitOver-the-Counter MedicinesProteinPure EncapsulationsShop by brandSleep AidsSpecialty Pain ReliefStress Support SupplementsSuperfoodsSupplementsTestosterone BoosterThorneVitamins and SupplementsWeight LossWeight Loss PillsWomen's Wellness & Personal Care
Serotonin Supplements(220)
Uses item details. Price when purchased online
NATURAL STACKS Serotonin Brain Food w/ L-Tryptophan & Rhodiola Rosea - Mood Support Supplement - Promotes Positive Mood, Calmness, Stress Relief - Happy Mood & Brain Support Supplement - 60 Capsules $38.95 64.9 ¢/count
Sponsored
$3895
current price $38.9564.9 ¢/count
NATURAL STACKS Serotonin Brain Food w/ L-Tryptophan & Rhodiola Rosea - Mood Support Supplement - Promotes Positive Mood, Calmness, Stress Relief - Happy Mood & Brain Support Supplement - 60 Capsules
2704.5 out of 5 Stars. 270 reviews
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THORNE - 5-HTP (formerly 5-Hydroxytryptophan) - Contains Vitamin B6 - Serotonin Support for Sleep and Stress Management* - 90 Capsules $39.00
Sponsored
$3900
current price $39.00THORNE - 5-HTP (formerly 5-Hydroxytryptophan) - Contains Vitamin B6 - Serotonin Support for Sleep and Stress Management* - 90 Capsules
434.7 out of 5 Stars. 43 reviews
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Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior, and Serotonin Support* | 60 Capsules $42.50
Sponsored
$4250
current price $42.50Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior, and Serotonin Support* | 60 Capsules
25 out of 5 Stars. 2 reviews
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Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Eating Behavior, and Serotonin Support* | 180 Capsules $105.00
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$10500
current price $105.00Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Eating Behavior, and Serotonin Support* | 180 Capsules
25 out of 5 Stars. 2 reviews
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Nutricost 5-HTP, 200 mg, 120 Capsules $16.94 $4.24/oz
$1694
current price $16.94$4.24/oz
Nutricost 5-HTP, 200 mg, 120 Capsules
814.7 out of 5 Stars. 81 reviews
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NATURAL STACKS Serotonin Brain Food w/ L-Tryptophan & Rhodiola Rosea - Mood Support Supplement - Promotes Positive Mood, Calmness, Stress Relief - Happy Mood & Brain Support Supplement - 60 Capsules $38.95 64.9 ¢/count
$3895
current price $38.9564.9 ¢/count
NATURAL STACKS Serotonin Brain Food w/ L-Tryptophan & Rhodiola Rosea - Mood Support Supplement - Promotes Positive Mood, Calmness, Stress Relief - Happy Mood & Brain Support Supplement - 60 Capsules
2704.5 out of 5 Stars. 270 reviews
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Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free $9.99 $1.67/oz
$999
current price $9.99$1.67/oz
Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free
824.7 out of 5 Stars. 82 reviews
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NOW Supplements, 5-HTP (5-hydroxytryptophan) 100 mg, Neurotransmitter Support*, 120 Veg Capsules
2 options
Available in additional 2 optionsNOW Supplements, 5-HTP (5-hydroxytryptophan) 100 mg, Neurotransmitter Support*, 120 Veg Capsules
704.5 out of 5 Stars. 70 reviews
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Swanson Griffonia 5-HTP Supplement, 100mg, 60 Capsules $10.99
$1099
current price $10.99Swanson Griffonia 5-HTP Supplement, 100mg, 60 Capsules
2454.5 out of 5 Stars. 245 reviews
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Irwin Naturals Double Potency 5-HTP Extra - Relaxation & Serotonin Support - 60 Liquid Soft-Gels $19.99
$1999
current price $19.99Irwin Naturals Double Potency 5-HTP Extra - Relaxation & Serotonin Support - 60 Liquid Soft-Gels
165 out of 5 Stars. 16 reviews
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Pure Encapsulations 5-HTP 100 mg - Brain Health, Sleep Regulation & Appetite Support* - 5-Hydroxytryptophan - Gluten Free & Non-GMO - 60 Capsules $61.00
Sponsored
$6100
current price $61.00Pure Encapsulations 5-HTP 100 mg - Brain Health, Sleep Regulation & Appetite Support* - 5-Hydroxytryptophan - Gluten Free & Non-GMO - 60 Capsules
55 out of 5 Stars. 5 reviews
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Pure Encapsulations Sereniten Plus | Support for Occasional Stress and Restful Sleep* | 45 Capsules $74.00
Sponsored
$7400
current price $74.00Pure Encapsulations Sereniten Plus | Support for Occasional Stress and Restful Sleep* | 45 Capsules
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THORNE - 5-HTP (formerly 5-Hydroxytryptophan) - Contains Vitamin B6 - Serotonin Support for Sleep and Stress Management* - 90 Capsules $39.00
$3900
current price $39.00THORNE - 5-HTP (formerly 5-Hydroxytryptophan) - Contains Vitamin B6 - Serotonin Support for Sleep and Stress Management* - 90 Capsules
434.7 out of 5 Stars. 43 reviews
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BeLive 5-HTP Gummies - 60 Ct I 5HTP Stress Relief Gummies for Better Sleep, Heightened Focus, Mood Booster & Stress Relief I Serotonin Booster for Adults, Vegan 5 HTP Supplement - Mix Berries $18.11
$1811
current price $18.11BeLive 5-HTP Gummies - 60 Ct I 5HTP Stress Relief Gummies for Better Sleep, Heightened Focus, Mood Booster & Stress Relief I Serotonin Booster for Adults, Vegan 5 HTP Supplement - Mix Berries
124.9 out of 5 Stars. 12 reviews
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ARG Seratonin - Neurotransmitter Support - Vitamin C, Niacin, Folate & More - Supports Serotonin Pathways, a Positive Outlook & Restfuness - 30 Servings - 90 Capsules $62.39
$6239
current price $62.39ARG Seratonin - Neurotransmitter Support - Vitamin C, Niacin, Folate & More - Supports Serotonin Pathways, a Positive Outlook & Restfuness - 30 Servings - 90 Capsules
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Natrol 5-HTP 200 mg Time Release, Helps Support a Balanced Mood, 30 Tablets Was $22.79
Natrol 5-HTP 200 mg Time Release, Helps Support a Balanced Mood, 30 Tablets
1174.7 out of 5 Stars. 117 reviews
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Quality of Life PureBalance Serotonin, 60 Capsules $42.76
$4276
current price $42.76Quality of Life PureBalance Serotonin, 60 Capsules
34.7 out of 5 Stars. 3 reviews
NOW Supplements, 5-HTP (5-hydroxytryptophan) 200 mg, Double Strength, Neurotransmitter Support*, 120 Veg Capsules
NOW Supplements, 5-HTP (5-hydroxytryptophan) 200 mg, Double Strength, Neurotransmitter Support*, 120 Veg Capsules
304.8 out of 5 Stars. 30 reviews
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Earth's Splendor 5-HTP Dietary Supplement for Men & Women, Supports a Balanced Mood & Aids in Stress Support, Provides Sense of Calm No Artificial Preservatives Color or Flavor Non-GMO 100 MG $9.79 Was $13.99
Now$979
current price Now $9.79, Was $13.99$13.99
Earth's Splendor 5-HTP Dietary Supplement for Men & Women, Supports a Balanced Mood & Aids in Stress Support, Provides Sense of Calm No Artificial Preservatives Color or Flavor Non-GMO 100 MG
Teen Link Teen Mood Support Supplement with 5-HTP, GABA & Tyrosine, 60 Capsules $15.71
$1571
current price $15.71Teen Link Teen Mood Support Supplement with 5-HTP, GABA & Tyrosine, 60 Capsules
15 out of 5 Stars. 1 reviews
MoxyVites 5-HTP 100mg + P-5-P B6 Mood, Sleep & Stress Support, Gluten-Free, 120 Vegan Capsules $19.97 Was $24.96
Sponsored
$1997
current price $19.97, Was $24.96$24.96
MoxyVites 5-HTP 100mg + P-5-P B6 Mood, Sleep & Stress Support, Gluten-Free, 120 Vegan Capsules
2884.7 out of 5 Stars. 288 reviews
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BrainMD Serotonin Mood Support - 120 Vegan Capsules - Supports Serotonin Balance $52.50
Sponsored
$5250
current price $52.50BrainMD Serotonin Mood Support - 120 Vegan Capsules - Supports Serotonin Balance
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Best seller GABA Supplements 750mg with L-Theanine, 5-HTP, Ashwagandha, Lemon Balm, Ginkgo Biloba, Omega-3, GABA Capsules for Sleep, Focus, Mood Support, Cortisol Balance - 60 Day Supply, Melatonin-Free $15.99 Was $22.99
Now$1599
current price Now $15.99, Was $22.99$22.99
GABA Supplements 750mg with L-Theanine, 5-HTP, Ashwagandha, Lemon Balm, Ginkgo Biloba, Omega-3, GABA Capsules for Sleep, Focus, Mood Support, Cortisol Balance - 60 Day Supply, Melatonin-Free
324.4 out of 5 Stars. 32 reviews
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5-HTP 200mg, 120 Vegetarian Capsules (5-Hydroxytryptophan) , Neurotransmitter & Mood Support $14.39
$1439
current price $14.395-HTP 200mg, 120 Vegetarian Capsules (5-Hydroxytryptophan) , Neurotransmitter & Mood Support
134.4 out of 5 Stars. 13 reviews
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NutriCology Seratonin - Serotonin Support Supplement - Mood & Sleep Support Capsules - Neurotransmitter Balance Formula - Vegetarian - 30 Servings - 90 Capsules $62.39
$6239
current price $62.39NutriCology Seratonin - Serotonin Support Supplement - Mood & Sleep Support Capsules - Neurotransmitter Balance Formula - Vegetarian - 30 Servings - 90 Capsules
64.7 out of 5 Stars. 6 reviews
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5-Htp L-5-Hydroxytryptophan Capsules 100 Mg By Natures Bounty - 60 Capsules From $20.90
2 options
Available in additional 2 optionsFrom$2090
5-Htp L-5-Hydroxytryptophan Capsules 100 Mg By Natures Bounty - 60 Capsules
304 out of 5 Stars. 30 reviews
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Vitamatic Sugar Free 5-HTP 200mg Gummies with B6 per Serving - 60 Pectin Based Gummes From $14.99
3 options
Available in additional 3 optionsFrom$1499
Vitamatic Sugar Free 5-HTP 200mg Gummies with B6 per Serving - 60 Pectin Based Gummes
384.5 out of 5 Stars. 38 reviews
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NOW Supplements, 5-HTP (5-hydroxytryptophan) 100 mg, Neurotransmitter Support*, 60 Veg Capsules Was $15.00
NOW Supplements, 5-HTP (5-hydroxytryptophan) 100 mg, Neurotransmitter Support*, 60 Veg Capsules
284.6 out of 5 Stars. 28 reviews
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MoxyVites 5-HTP 100mg + P-5-P B6 Mood, Sleep & Stress Support, Gluten-Free, 120 Vegan Capsules From $19.97
2 options
Available in additional 2 optionsFrom$1997
MoxyVites 5-HTP 100mg + P-5-P B6 Mood, Sleep & Stress Support, Gluten-Free, 120 Vegan Capsules
2884.7 out of 5 Stars. 288 reviews
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BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 360 Count $25.97
$2597
current price $25.97BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 360 Count
154.5 out of 5 Stars. 15 reviews
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BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 360 Count $25.97
Sponsored
$2597
current price $25.97BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 360 Count
154.5 out of 5 Stars. 15 reviews
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BulkSupplements 5-HTP 200mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 1 Capsule per Serving, 365 Count $25.97
Sponsored
$2597
current price $25.97BulkSupplements 5-HTP 200mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 1 Capsule per Serving, 365 Count
334.9 out of 5 Stars. 33 reviews
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Bargad Serotonin Support Supplement - Mood, Relaxation & Sleep Support 60 Vegan Capsules Non-GMO, Gluten-Free $23.99 Was $29.99
Now$2399
current price Now $23.99, Was $29.99$29.99
Bargad Serotonin Support Supplement - Mood, Relaxation & Sleep Support 60 Vegan Capsules Non-GMO, Gluten-Free
23 out of 5 Stars. 2 reviews
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Seeking Health Serotonin Nutrients, Supports Healthy Sleep, 5-HTP Supplement with Vitamin B6 and Saffron Extract, Vegan and Vegetarian (60 capsules) $47.00
$4700
current price $47.00Seeking Health Serotonin Nutrients, Supports Healthy Sleep, 5-HTP Supplement with Vitamin B6 and Saffron Extract, Vegan and Vegetarian (60 capsules)
714.5 out of 5 Stars. 71 reviews
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BrainMD Serotonin Mood Support - 120 Vegan Capsules - Supports Serotonin Balance $52.50
$5250
current price $52.50BrainMD Serotonin Mood Support - 120 Vegan Capsules - Supports Serotonin Balance
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Nutricost 5-HTP 200mg Supplement, 60 Capsules (5-Hydroxytryptophan) $12.95
$1295
current price $12.95Nutricost 5-HTP 200mg Supplement, 60 Capsules (5-Hydroxytryptophan)
1304 out of 5 Stars. 130 reviews
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Kaya Naturals - 5-HTP Includes Natural Ingredients for Positive Mood and Well-Being, Mood Booster and Sleep Support (60 Gelatin Capsules) $10.98
$1098
current price $10.98Kaya Naturals - 5-HTP Includes Natural Ingredients for Positive Mood and Well-Being, Mood Booster and Sleep Support (60 Gelatin Capsules)
15 out of 5 Stars. 1 reviews
5 Hydroxytryptophan Capsules - 180mg per Serving 5 HTP Supplement Plus Calcium for Brain Health & Sleep Support, Extra Strength Griffonia Simplicifolia 5-HTP Formula, 5HTP, USA Bottled - 60 Capsules $9.26 Was $10.92 15.4 ¢/count
Now$926
current price Now $9.26, Was $10.92$10.92
15.4 ¢/count
5 Hydroxytryptophan Capsules - 180mg per Serving 5 HTP Supplement Plus Calcium for Brain Health & Sleep Support, Extra Strength Griffonia Simplicifolia 5-HTP Formula, 5HTP, USA Bottled - 60 Capsules
234.7 out of 5 Stars. 23 reviews
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BY CARIOLA 5-HTP Natural Mood & Sleep Support Supplement Capsules - Mood Support - Sleep Support - Serotonin Booster - Calming Effect - Natural Formula Griffonia Simplicifolia - 60 Caps $24.95
$2495
current price $24.95BY CARIOLA 5-HTP Natural Mood & Sleep Support Supplement Capsules - Mood Support - Sleep Support - Serotonin Booster - Calming Effect - Natural Formula Griffonia Simplicifolia - 60 Caps
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BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 120 Count $18.97
$1897
current price $18.97BulkSupplements 5-HTP 400mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 2 Capsules per Serving, 120 Count
154.5 out of 5 Stars. 15 reviews
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Zahler MasterPeace a Fast-acting relaxation support supplement Natural serotonin metabolism support, 60 capsules. $32.47
$3247
current price $32.47Zahler MasterPeace a Fast-acting relaxation support supplement Natural serotonin metabolism support, 60 capsules.
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Best Naturals 5-HTP 100 mg Supplement Capsules, 120 Count $13.99
$1399
current price $13.99Best Naturals 5-HTP 100 mg Supplement Capsules, 120 Count
464.9 out of 5 Stars. 46 reviews
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Portions Master 5 HTP - (All Natural Mood Support) $24.99
$2499
current price $24.99Portions Master 5 HTP - (All Natural Mood Support)
25 out of 5 Stars. 2 reviews
ZENTA - The Natural Relief Supplement to Help Calm Body and Mind | Positive Mood Enhancer - Increase Serotonin Levels with GAB, 5-HTP, Ashwagandha, Chamomile, DMAE | 60 ct $19.95
$1995
current price $19.95ZENTA - The Natural Relief Supplement to Help Calm Body and Mind | Positive Mood Enhancer - Increase Serotonin Levels with GAB, 5-HTP, Ashwagandha, Chamomile, DMAE | 60 ct
15 out of 5 Stars. 1 reviews
SuperSmart - L-Tryptophan Supplement 1000 mg per Day - Mood Support - Serotonin & Melatonin Precursor | Non-GMO & Gluten Free - 120 Tablets $36.00
$3600
current price $36.00SuperSmart - L-Tryptophan Supplement 1000 mg per Day - Mood Support - Serotonin & Melatonin Precursor | Non-GMO & Gluten Free - 120 Tablets
15 out of 5 Stars. 1 reviews
Doctor's Best 5-HTP, Non-GMO, Vegan, Gluten Free, Soy Free, 100 mg, 180 Veggie Caps $24.60 13.7 ¢/ea
$2460
current price $24.6013.7 ¢/ea
Doctor's Best 5-HTP, Non-GMO, Vegan, Gluten Free, Soy Free, 100 mg, 180 Veggie Caps
19544.6 out of 5 Stars. 1954 reviews
Swanson 5-Htp 50 mg 60 Capsules $7.73 Was $11.09
Now$773
current price Now $7.73, Was $11.09$11.09
Swanson 5-Htp 50 mg 60 Capsules
1054.4 out of 5 Stars. 105 reviews
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BulkSupplements 5-HTP 50mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 1 Capsule per Serving, 365 Count $19.97
$1997
current price $19.97BulkSupplements 5-HTP 50mg Capsules - 5-Hydroxytryptophan, Dietary Supplement - 1 Capsule per Serving, 365 Count
25 out of 5 Stars. 2 reviews
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Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior, and Serotonin Support* | 60 Capsules $42.50
$4250
current price $42.50Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior, and Serotonin Support* | 60 Capsules
25 out of 5 Stars. 2 reviews
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5-HTP $19.90
$1990
current price $19.905-HTP
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TransformHQ Caffeine & L-Theanine (100mg Each) 180 Caps - Gluten Free, Non-GMO$14.95current price $14.955 HTP Supplement 200mg | 180 Capsules | 5 Hydroxytryptophan | by Horbaach
5 HTP Supplement 200mg | 180 Capsules | 5 Hydroxytryptophan | by Horbaach$15.28current price $15.28BulkSupplements 5-HTP Powder - 5-Hydroxytryptophan, Dietary Supplement - 25g (0.88 oz)
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