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Best Serotonin Supplements (Updated October 2026)

Serotonin supplements can help support healthy serotonin production, with popular ingredients like 5-HTP commonly used for everyday mental and emotional support. BuyersReport's experts have broken down the features and benefits of our top serotonin supplement picks so you can make an informed choice – our comprehensive review can help you find the best serotonin supplement for mood, brain function, and overall wellness.

1
Our Top Pick
Natural Serotonin & Cortisol Brain Support TWINLEAF

Natural Serotonin & Cortisol Brain Support

10.0 (1,161 reviews)
  • 5-HTP supports a positive daily mood & healthy serotonin production
  • GABA, L-theanine & L-tryptophan support relaxation & quality sleep
  • Vitamin B6, B12, Gotu kola & passionflower complement the herbal blend
  • Provides 100mg of 5-HTP per serving with 60 vegan capsules per bottle
  • Non-GMO, made in the USA & tested by an independent third-party lab
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Picked by 205 people today

2
Pure Balance Serotonin - Mood & Stress Support Quality of Life

Pure Balance Serotonin - Mood & Stress Support

9.9 (1,252 reviews)
  • Supports healthy serotonin levels to help promote a positive daily mood
  • Helps promote relaxation, stress support & more restful quality sleep
  • 5-HTP, Venetron, Sensoril, vitamin D3 & L-theanine support the formula
  • 60 vegetarian capsules provide a convenient daily serotonin supplement
  • Vegan, gluten-free & dairy-free formula is made in an NSF-certified facility
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Picked by 296 people today

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3
Serotonin Support Probiotic with Ashwagandha lovebug

Serotonin Support Probiotic with Ashwagandha

9.8 (1,273 reviews)
  • Probiotic strains support healthy serotonin production & positive mood
  • Adaptogenic ashwagandha supports healthy cortisol levels during stress
  • Ten clinically studied probiotic strains provide targeted mood support
  • 30 capsules combine probiotics with patented organic ashwagandha extract
  • Award-winning formula reflects a commitment to product quality & purity
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Picked by 103 people today

4
5-HTP Supreme Serotonin Support with Vitamin B6 Designs for Health

5-HTP Supreme Serotonin Support with Vitamin B6

9.7 (1,387 reviews)
  • 5-HTP is a serotonin precursor that supports healthy mood & well-being
  • Supports healthy neurotransmitter metabolism, mood & appetite regulation
  • Well-absorbed 5-HTP may be taken with meals without reduced absorption
  • Provides 100mg 5-HTP & 20mg vitamin B6 with 60 capsules in each bottle
  • Non-GMO vegetarian formula contains no gluten, dairy or soy ingredients
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Picked by 175 people today

5
Serotonin Support Magnesium Bath Soak HigherDOSE

Serotonin Support Magnesium Bath Soak

9.6 (1,134 reviews)
  • Magnesium bath salts help support serotonin production & soothe nerves
  • Sea salt flakes & essential oils help soothe sore muscles & ease tension
  • Apple cider vinegar, algae & French green clay support skin & circulation
  • 32 oz bath soak uses four scoops in warm water for a 20–30 minute soak
  • Essential oils complement the mineral blend for a relaxing at-home ritual
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Picked by 178 people today

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Our Top Rated Serotonin Supplement

1
Our Top Pick
Natural Serotonin & Cortisol Brain Support TWINLEAF

Natural Serotonin & Cortisol Brain Support

10.0 (1,161 reviews)
  • 5-HTP supports a positive daily mood & healthy serotonin production
  • GABA, L-theanine & L-tryptophan support relaxation & quality sleep
  • Vitamin B6, B12, Gotu kola & passionflower complement the herbal blend
  • Provides 100mg of 5-HTP per serving with 60 vegan capsules per bottle
  • Non-GMO, made in the USA & tested by an independent third-party lab
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Picked by 205 people today