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Diabetes SupportDigestive HealthHeart HealthShop all Health & WellnessSmoking CessationWomen's HealthAmino AcidsAntioxidant SupplementsBest NaturalsBody CleanseColon CleanseEnergy VitaminsHeadachesHerbal SupplementsImmunity Support SupplementsInositolIrwin NaturalsKidney CleanseKids MelatoninLetter VitaminsLife ExtensionMelatoninMelatonin gummiesNatural Appetite SuppressantsNatural Weight ManagementNiacinProteinShop All Allergy ReliefSleep AidsStress Support SupplementsSupplementsThorneVitamins and SupplementsWeight LossWeight Loss PillsWellness Aging Month
Serotonin Formula(64)
Uses item details. Price when purchased online
Reduced price Serotonin Liquid, 3X, 1 fl. oz. $14.21 Was $18.95
Sponsored
Now$1421
current price Now $14.21, Was $18.95$18.95
Serotonin Liquid, 3X, 1 fl. oz.
25 out of 5 Stars. 2 reviews
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
2684.5 out of 5 Stars. 268 reviews
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Organic Ashwagandha Saffron Supplements - Anti Anxiety, Stress Relief, Sleep Aid, Mood Enhancer, Calm Happy Pills Probiotics Theanine Rhodiola Support Serotonin, Dopamine, Cortisol, 30 Vegan Capsules $26.99
Sponsored
$2699
current price $26.99Organic Ashwagandha Saffron Supplements - Anti Anxiety, Stress Relief, Sleep Aid, Mood Enhancer, Calm Happy Pills Probiotics Theanine Rhodiola Support Serotonin, Dopamine, Cortisol, 30 Vegan Capsules
334.4 out of 5 Stars. 33 reviews
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 $18.69
Sponsored
$1869
current price $18.69BeLive 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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Reduced price Serotonin Liquid, 3X, 1 fl. oz. $14.21 Was $18.95
Now$1421
current price Now $14.21, Was $18.95$18.95
Serotonin Liquid, 3X, 1 fl. oz.
25 out of 5 Stars. 2 reviews
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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Allergy Research Group Seratonin Supplement - Serotonin Booster, Stress and Sleep Support, Serotonin Supplements for Men & Women, Serotonin Pills - 90 Vegetarian Capsules $62.39
$6239
current price $62.39Allergy Research Group Seratonin Supplement - Serotonin Booster, Stress and Sleep Support, Serotonin Supplements for Men & Women, Serotonin Pills - 90 Vegetarian Capsules
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Quality of Life PureBalance Serotonin, 60 Capsules $41.96
$4196
current price $41.96Quality of Life PureBalance Serotonin, 60 Capsules
15 out of 5 Stars. 1 reviews
Irwin Naturals Double Potency 5-HTP Extra - Relaxation & Serotonin Support - 60 Liquid Soft-Gels $21.06
$2106
current price $21.06Irwin Naturals Double Potency 5-HTP Extra - Relaxation & Serotonin Support - 60 Liquid Soft-Gels
145 out of 5 Stars. 14 reviews
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Bargad Serotonin Support Supplement - Mood, Relaxation & Sleep Support 60 Vegan Capsules Non-GMO, Gluten-Free $29.99
$2999
current price $29.99Bargad 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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Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free $9.99 $1.25/ea
Sponsored
$999
current price $9.99$1.25/ea
Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free
724.7 out of 5 Stars. 72 reviews
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Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 240 Veggie Capsules Supplement | Non-GMO | Gluten Free | Made in USA $18.99
Sponsored
$1899
current price $18.99Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 240 Veggie Capsules Supplement | Non-GMO | Gluten Free | Made in USA
724.7 out of 5 Stars. 72 reviews
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Superior Source Calming Formula, L-Theanine, Melatonin, Under The Tongue Quick Dissolve MicroLingual Tablets, 60 Ct, 5-HTP for Enhanced Serotonin Conversion, Sleep Support, Non-GMO $18.99
$1899
current price $18.99Superior Source Calming Formula, L-Theanine, Melatonin, Under The Tongue Quick Dissolve MicroLingual Tablets, 60 Ct, 5-HTP for Enhanced Serotonin Conversion, Sleep Support, Non-GMO
32.7 out of 5 Stars. 3 reviews
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Zahler MasterPeace a Fast-acting relaxation support supplement Natural serotonin metabolism support, 60 capsules. $34.09
$3409
current price $34.09Zahler MasterPeace a Fast-acting relaxation support supplement Natural serotonin metabolism support, 60 capsules.
Allergy Research Group 5-HTP 50mg Supplement - Serotonin for Men & Women, Sleep Support, L-5-Hydroxytryptophan, Pure, Vegetarian Capsules - 150 Count $50.39
$5039
current price $50.39Allergy Research Group 5-HTP 50mg Supplement - Serotonin for Men & Women, Sleep Support, L-5-Hydroxytryptophan, Pure, Vegetarian Capsules - 150 Count
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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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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
2684.5 out of 5 Stars. 268 reviews
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Serotonin911-5-HTP & L-Tryptophan-Stress/Mood/Relaxation- 2 Bottles-120 Capsules- Dr. Pelican $49.99
$4999
current price $49.99Serotonin911-5-HTP & L-Tryptophan-Stress/Mood/Relaxation- 2 Bottles-120 Capsules- Dr. Pelican
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
Metabolic Maintenance 5-HTP (5-Hydroxytryptophan), 100mg - Mood Support Supplement with Vitamin C & Vitamin B6 for Serotonin Metabolism - 5 HTP to Nourish Gut Function (60 Capsules) $32.00
$3200
current price $32.00Metabolic Maintenance 5-HTP (5-Hydroxytryptophan), 100mg - Mood Support Supplement with Vitamin C & Vitamin B6 for Serotonin Metabolism - 5 HTP to Nourish Gut Function (60 Capsules)
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Serenity Formula with Ashwagandha – Supports Relaxation, Energy & Sleep Quality – 60 Capsules $16.00
Sponsored
$1600
current price $16.00Serenity Formula with Ashwagandha – Supports Relaxation, Energy & Sleep Quality – 60 Capsules
Life Extension L-Tryptophan 500 mg â L-Tryptophan Supplement for Healthy Sleep and Stress Response Support â Gluten-Free, Non-GMO, Vegetarian â 90 Capsules $24.75
Sponsored
$2475
current price $24.75Life Extension L-Tryptophan 500 mg â L-Tryptophan Supplement for Healthy Sleep and Stress Response Support â Gluten-Free, Non-GMO, Vegetarian â 90 Capsules
364.3 out of 5 Stars. 36 reviews
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Pure Encapsulations SeroPlus | Hypoallergenic Serotonin Support to Support Moderate Occasional Stress | 120 Capsules $58.00
$5800
current price $58.00Pure Encapsulations SeroPlus | Hypoallergenic Serotonin Support to Support Moderate Occasional Stress | 120 Capsules
54.2 out of 5 Stars. 5 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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Divine Vibes 5-HTP 200mg Plus Calcium Mood & Relaxation Formula for Positive Mood, Stress Relief & Restful Sleep Boosts Serotonin Naturally Non-GMO, All Natural, 30 Day Supply, Made in USA $21.95
$2195
current price $21.95Divine Vibes 5-HTP 200mg Plus Calcium Mood & Relaxation Formula for Positive Mood, Stress Relief & Restful Sleep Boosts Serotonin Naturally Non-GMO, All Natural, 30 Day Supply, Made in USA
Mood Sync, The Serotonin Link - 60 caps $20.95
$2095
current price $20.95Mood Sync, The Serotonin Link - 60 caps
85 out of 5 Stars. 8 reviews
Serotonin911-5-HTP & L-Tryptophan-Stress/Mood/Relaxation- 12 Bottles-720 Capsules- Dr. Pelican $199.99
$19999
current price $199.99Serotonin911-5-HTP & L-Tryptophan-Stress/Mood/Relaxation- 12 Bottles-720 Capsules- Dr. Pelican
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
424.7 out of 5 Stars. 42 reviews
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Organic Ashwagandha Saffron Supplements - Anti Anxiety, Stress Relief, Sleep Aid, Mood Enhancer, Calm Happy Pills Probiotics Theanine Rhodiola Support Serotonin, Dopamine, Cortisol, 30 Vegan Capsules $26.99
$2699
current price $26.99Organic Ashwagandha Saffron Supplements - Anti Anxiety, Stress Relief, Sleep Aid, Mood Enhancer, Calm Happy Pills Probiotics Theanine Rhodiola Support Serotonin, Dopamine, Cortisol, 30 Vegan Capsules
334.4 out of 5 Stars. 33 reviews
SuperSmart - L-Tryptophan Supplement 1000 mg per Day - Mood Support - Serotonin & Melatonin Precursor | Non-GMO & Gluten Free - 120 Tablets $34.00
$3400
current price $34.00SuperSmart - 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
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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
Sponsored
$1599
current price $15.99GABA 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
55 out of 5 Stars. 5 reviews
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Amazing Formulas 5-HTP (Hydroxytryptophan) 200 Mg Per Serving 120 Veggie Capsules Supplement | Made from Griffonia Simplicifolia Seed Extract | Non-GMO | Gluten Free | Ideal for Vegetarians $15.99 13.3 ¢/count
Sponsored
$1599
current price $15.9913.3 ¢/count
Amazing Formulas 5-HTP (Hydroxytryptophan) 200 Mg Per Serving 120 Veggie Capsules Supplement | Made from Griffonia Simplicifolia Seed Extract | Non-GMO | Gluten Free | Ideal for Vegetarians
193.9 out of 5 Stars. 19 reviews
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Pure Encapsulations L-Tryptophan | Amino Acid Supplement for Relaxation, Serotonin Support, PMS, and Sleep* | 90 Capsules $72.50
$7250
current price $72.50Pure Encapsulations L-Tryptophan | Amino Acid Supplement for Relaxation, Serotonin Support, PMS, and Sleep* | 90 Capsules
11 out of 5 Stars. 1 reviews
Pure Encapsulations 5-HTP 50 mg | 5-Hydroxytryptophan Supplement for Brain, Eating Behavior, and Serotonin Support* | 180 Capsules $105.00
$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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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 $18.69
$1869
current price $18.69BeLive 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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DR. EMIL NUTRITION 200mg 5-HTP Plus, 60 Count, 30 Servings $22.53
$2253
current price $22.53DR. EMIL NUTRITION 200mg 5-HTP Plus, 60 Count, 30 Servings
84.3 out of 5 Stars. 8 reviews
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LifeLink's 5-HTP (5-Hydroxy-L-Tryptophan) | 100 mg x 30 caps | Precursor to Serotonin | Mood, Sleep, Appetite | Gluten Free & Non-GMO $18.46
$1846
current price $18.46LifeLink's 5-HTP (5-Hydroxy-L-Tryptophan) | 100 mg x 30 caps | Precursor to Serotonin | Mood, Sleep, Appetite | Gluten Free & Non-GMO
Swanson WIO long day SELF-RECOVERY Calm, Melatonin-Free Restful Sleep, Serotonin, L-Theanine, 5-HTP. Clear Mind + Emotional Wellness, Sleep Support, Mental Wellness,ules (30-Day Supply) $17.79 Was $20.38
Now$1779
current price Now $17.79, Was $20.38$20.38
Swanson WIO long day SELF-RECOVERY Calm, Melatonin-Free Restful Sleep, Serotonin, L-Theanine, 5-HTP. Clear Mind + Emotional Wellness, Sleep Support, Mental Wellness,ules (30-Day Supply)
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Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free $9.99 $1.25/ea
$999
current price $9.99$1.25/ea
Amazing Formulas 5-HTP (Hydroxytryptophan) 100 Mg Per Serving 120 Veggie Capsules Supplement | Non-GMO | Gluten Free
724.7 out of 5 Stars. 72 reviews
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Swanson Extra Strength 5-HTP (60 Capsules, 100mg Each) $10.99
$1099
current price $10.99Swanson Extra Strength 5-HTP (60 Capsules, 100mg Each)
2434.5 out of 5 Stars. 243 reviews
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5-HTP Supplement with Calcium for Mood & Sleep Support, Neurotransmitter Support Formula, 5-Hydroxytryptophan Capsules for Adults, 60 Capsules (30 Servings) $19.95
$1995
current price $19.955-HTP Supplement with Calcium for Mood & Sleep Support, Neurotransmitter Support Formula, 5-Hydroxytryptophan Capsules for Adults, 60 Capsules (30 Servings)
NorEast Laboratories 5-HTP - Dietary Supplements, 60 Count $15.99
$1599
current price $15.99NorEast Laboratories 5-HTP - Dietary Supplements, 60 Count
5-HTP 200 mg Capsules Mood, Relaxation & Sleep Support, 60 Count $29.95
$2995
current price $29.955-HTP 200 mg Capsules Mood, Relaxation & Sleep Support, 60 Count
DR. EMIL NUTRITION 200mg 5-HTP Plus, 120 Count, 60 Servings $37.60
$3760
current price $37.60DR. EMIL NUTRITION 200mg 5-HTP Plus, 120 Count, 60 Servings
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NatureWise 5-HTP 200mg + Vitamin B6 - Delayed-Release - 30 Capsules[30-Day Supply] $12.38 Was $13.99
![NatureWise 5-HTP 200mg + Vitamin B6 - Delayed-Release - 30 Capsules[30-Day Supply]](https://i5.walmartimages.com/seo/NatureWise-5-HTP-200mg-Vegan-5-HTP-Plus-Supplement-Griffonia-Seeds-Cofactor-Vitamin-B6-Mood-Support-Supplement-Natural-Sleep-Aid-Adults-Delayed-Relea_4347e5a1-44a4-44ad-a65f-0b46a0d9a714.f2f4b7acea8d301418075f89258fd06e.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
Now$1238
current price Now $12.38, Was $13.99$13.99
NatureWise 5-HTP 200mg + Vitamin B6 - Delayed-Release - 30 Capsules[30-Day Supply]
164.2 out of 5 Stars. 16 reviews
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L-Tryptophan 500mg | 120 Capsules | Free Form Amino Acid | Premium Formula | by Carlyle $12.99
$1299
current price $12.99L-Tryptophan 500mg | 120 Capsules | Free Form Amino Acid | Premium Formula | by Carlyle
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Natural Factors Stress-Relax 5-HTP 100 mg, Pharmaceutical-Grade Supplement, Supports Sleep, 60 Caplets $20.97
$2097
current price $20.97Natural Factors Stress-Relax 5-HTP 100 mg, Pharmaceutical-Grade Supplement, Supports Sleep, 60 Caplets
25 out of 5 Stars. 2 reviews
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Nutricost 5-HTP Powder Mix 25 Grams (300mg Per Serving) - Non-GMO Supplement $15.95
$1595
current price $15.95Nutricost 5-HTP Powder Mix 25 Grams (300mg Per Serving) - Non-GMO Supplement
134.1 out of 5 Stars. 13 reviews
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5HTP 200mg Capsules - 5 HTP Supplement Plus Calcium for Brain Health & Sleep Support, Extra Strength Griffonia Simplicifolia 5-HTP Formula, 5 Hydroxytryptophan, Bottled in USA & Non-GMO - 60 Capsules $8.13 Was $10.92 13.6 ¢/count
Now$813
current price Now $8.13, Was $10.92$10.92
13.6 ¢/count
5HTP 200mg Capsules - 5 HTP Supplement Plus Calcium for Brain Health & Sleep Support, Extra Strength Griffonia Simplicifolia 5-HTP Formula, 5 Hydroxytryptophan, Bottled in USA & Non-GMO - 60 Capsules
194.6 out of 5 Stars. 19 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
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SuperSmart - L-Tryptophan Supplement 1000 mg per Day - Mood Support - Serotonin & Melatonin Precursor | Non-GMO & Gluten Free - 120 Tablets$34.00current price $34.00Swanson Suntheanine L-Theanine 100 mg 60 Veggie Capsules
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