Natural Stacks Serotonin Brain Food supplement bottle
Natural Stacks

Serotonin Brain Food

What We Researched
5 active ingredients analyzed · 2 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
91
Product Score Excellent
80
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Niacin (from niacinamide and L-Tryptophan) 171 mg 1069%
Magnesium (as Magnesium Glycinate) 50 mg 12%
Zinc (as Zinc Glycinate) 20 mg 182%
L-Tryptophan 1,250 mg
Rhodiola Rosea (root) extract (Standardized to 3% total rosavins, min 1% salidrosides) 400 mg
Bioavailability Excellent

Absorption Rating

  • Niacin (from niacinamide and L-Tryptophan) Good
  • Magnesium (as Magnesium Glycinate) Good
  • Zinc (as Zinc Glycinate) Fair
  • L-Tryptophan Good
  • Rhodiola Rosea (root) extract (Standardized to 3% total rosavins, min 1% salidrosides) Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Capsule)
  • Ascorbyl Palmitate Silica
Efficacy Very Good

Dosage Analysis

  • Niacin (from niacinamide and L-Tryptophan) 171 mg High
  • Magnesium (as Magnesium Glycinate) 50 mg Under-dosed
  • Zinc (as Zinc Glycinate) 20 mg Effective
  • L-Tryptophan 1,250 mg Effective
  • Rhodiola Rosea (root) extract (Standardized to 3% total rosavins, min 1% salidrosides) 400 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Niacin (from niacinamide and L-Tryptophan) 171 mg 1069%
Magnesium (as Magnesium Glycinate) 50 mg 12%
Zinc (as Zinc Glycinate) 20 mg 182%
L-Tryptophan 1,250 mg
Rhodiola Rosea (root) extract (Standardized to 3% total rosavins, min 1% salidrosides) 400 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Capsule) Safe

It is used as a material for making vegetarian capsules.

Ascorbyl Palmitate Silica Unknown

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Natural Stacks

Founded 2013 · Seattle, WA, United States · 29 products · naturalstacks.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Verified Source

Violation History

1 incident
Prop 65 Benzene2021-08-31Source
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Frequently Asked Questions
Is Natural Stacks Serotonin Brain Food a good supplement?

Natural Stacks Serotonin Brain Food received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 5 active ingredients with 20 servings per container. Of the 2 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Natural Stacks, holds a brand trust score of 80/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Natural Stacks Serotonin Brain Food?

Natural Stacks Serotonin Brain Food contains 5 active ingredients: Niacin (from niacinamide and L-Tryptophan) (171 mg), Magnesium (as Magnesium Glycinate) (50 mg), Zinc (as Zinc Glycinate) (20 mg), L-Tryptophan (1,250 mg), Rhodiola Rosea (root) extract (Standardized to 3% total rosavins, min 1% salidrosides) (400 mg). Notable high-dose ingredients include Niacin at 1069% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natural Stacks Serotonin Brain Food safe to take?

Natural Stacks Serotonin Brain Food has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Natural Stacks a trustworthy supplement brand?

Natural Stacks receives a brand trust score of 80/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2013 and headquartered in Seattle, WA, United States, the company offers 29 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Natural Stacks has 1 historical regulatory incident on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.