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  4. 5-HTP - 487 items
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Natrol Cognium Memory, Brain Health Supplements for Adults, Brain Memory Supplements, Enhances Mental Agility in Healthy Adults, 60 Tablets, Up to a 30 Day Supply
$ 23.49 $ 23.49 23.49 USD (0% OFF)
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Priority One Vitamins 5 Hydroxy GABA (Gamma Aminobutyric Acid) (5HTP)* 90 Vegetarian Capsules
$ 58.20 $ 58.20 58.2 USD (0% OFF)
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Natural Serotonin Supplement - Made in USA Manganese Serotonin & Cortisol Manager - Serotonin Booster Vitamin Supplement for Women with 5-HTP Vitamin B6 B12 GABA L Theanine L Tryptophan - 60 Capsules
$ 36.74 $ 36.74 36.74 USD (0% OFF)
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Douglas Laboratories - 5-HTP, 100 Capsules | 50 mg, Brain Serotonin Precursor, Supports Positive Mood, Sleep and Healthy Appetite*, Dietary Supplement, Non-GMO
$ 76.00 $ 76.00 76.0 USD (0% OFF)
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Doctor Wilson's Original Formulations Cortisol Stress Reset for cortisol, Mood and Sleep Support 60 caplets
$ 65.97 $ 65.97 65.97 USD (0% OFF)
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RediCalm - Natural Stress Relief Supplement - Non-GMO, Vegan, Gluten-Free
$ 52.94 $ 52.94 52.94 USD (0% OFF)
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Consumer Health AnxiClear - Boosts Mood, Calms The Mind, Elevates Serotonin Levels - 5-HTP, L-thianine - 1 Day + 1 Night
$ 87.38 $ 87.38 87.38 USD (0% OFF)
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Country Life GABA Relaxer – 90 Tablets | Rapid Release Formula for Relaxation, Stress & Sleep Support | With GABA, Amino Acids & B Vitamins | Certified Vegan, Gluten-Free, Non-GMO
$ 30.86 $ 30.86 30.86 USD (0% OFF)
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Best Naturals 5-HTP (5-hydroxytryptophan) 100 mg & NAC - N Acetyl Cysteine 600 mg
$ 38.43 $ 38.43 38.43 USD (0% OFF)
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BrightUp™-5 HTP - Healthy Mood Support Supplement with Griffonia simplicifolia Extract, The Intermediate Metabolite Between The Amino Acid L-tryptophan and Serotonin.
$ 31.24 $ 31.24 31.24 USD (0% OFF)
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Pure Encapsulations 5-HTP 100 mg - Brain Health, Sleep Regulation & Appetite Support* - 5-Hydroxytryptophan - Gluten Free & Non-GMO - 60 Capsules
$ 77.25 $ 77.25 77.25 USD (0% OFF)
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Wild & Organic 5-HTP 200mg Mood Gummies - L-Tryptophan for Relaxation and Natural Calm - 5 HTP Supplement for Brain Support - 60 Vegan, Non-GMO 5HTP Gummies
$ 28.99 $ 28.99 28.99 USD (0% OFF)
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Natrol 5-HTP 100 mg, Fast Dissolve Supplement, Supports a Balanced Mood, Serotonin Production and General Well-Being, 30 Mixed Berry Tablets, Up to a 30 Day Supply
$ 18.23 $ 18.23 18.23 USD (0% OFF)
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Mood-XL: 30-Day Mood Support Supplement (All-in-1 Blend) with 13 Active Ingredients | Healthy Mood Supplements & Vitamins | 1-Month Supply | 60 Capsules
$ 30.00 $ 30.00 30.0 USD (0% OFF)
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Neuroscience TravaCor - Mood Support Supplement with L-Theanine, 5 HTP, and B Vitamins - GABA and Serotonin for Stress and Emotional Support (60 Capsules)
$ 69.76 $ 69.76 69.76 USD (0% OFF)
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BoostMood Natural Mood Support Dietary Supplement
$ 49.94 $ 49.94 49.94 USD (0% OFF)
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Approved Science Anxietex - Calm and Relaxation - L-Theanine and Magnesium - 60 Capsules - Vegan Friendly - 1 Month Supply
$ 65.94 $ 65.94 65.94 USD (0% OFF)
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KAL DLPA Tablets, 750 mg, 60 Count
$ 26.36 $ 26.36 26.36 USD (0% OFF)
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Horbäach 5HTP 400mg Capsules | 120 Count | Extra Strength Supplement | Non-GMO, Gluten Free | 5 Hydroxytryptophan
$ 24.39 $ 24.39 24.39 USD (0% OFF)
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Designs for Health NeuroCalm - Supports Mood & Stress Relief with GABA, Inositol, L-Theanine, 5HTP, Vitamin B12 and B6, Taurine, Chamomile, Magnesium, and PharmaGABA - Gluten Free, Vegan (60 Capsules)
$ 82.24 $ 82.24 82.24 USD (0% OFF)