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Natrol 5-HTP 200mg Time Release
SPECIMEN #NATROL-5
Verified
MOODNatrol

5-HTP 200mg Time Release

5-HTP directly converts to serotonin in your brain. Time-release format is smart. Clinical trials support mood and sleep benefits. DO NOT take with SSRIs (serotonin syndrome). Add L-tyrosine for long-term use to prevent dopamine depletion.

8.5/10
EXCELLENT

200mg 5-HTP exceeds the optimal dose (150mg) in a time-release format that improves tolerability and extends serotonin support. 5-HTP scores 8 for direct serotonin precursor activity. Time-release is a smart delivery method for this ingredient, reducing GI side effects. Calcium is just a tablet excipient, not a therapeutic addition.

2 ingredientsTablets30 servings
Evidence
7.0
Dosing
6.6
Synergy
6.0
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What We Like

  • 200mg is a solid therapeutic dose.
  • Time-release provides sustained serotonin support.
  • Direct serotonin precursor (bypasses rate-limiting step).
  • Budget pricing with 30 servings.

Watch Out For

  • MUST NOT combine with serotonergic drugs.
  • Can cause nausea in sensitive individuals.
  • Long-term use may deplete dopamine (add tyrosine to balance).
  • Single ingredient.

What We Analyzed

5-HTP 200mg Time Release Supplement Facts

Verified Supplement Facts

Every dose checked against clinical research

We analyzed the actual supplement facts panel for this product. Every ingredient dose below was cross-referenced with published clinical trials to determine if it matches what studies actually use.

2 ingredients analyzed1 at clinical doses1 underdosed

Source: Official product page

Ingredient Breakdown

1 clinical1 underdosed
Clinical Adequate Underdosed Overdosed|Bar = % of clinical dose
IngredientDoseStatusvs. Clinical
5-HTP8.0

from Griffonia simplicifolia, Time Release

200 mgCLINICAL
133%
200 mg

of 150mg

CLINICAL
133%
Calcium9.0

Dicalcium Phosphate

110 mgUNDERDOSED
11%
110 mg

of 1000mg

UNDERDOSED
11%
In our database (click to learn more) Not yet reviewed

Our Analysis

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