GNC Melatonin 3 mg Timed-Release supplement bottle
GNC

Melatonin 3 mg Timed-Release

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 5 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
77
Product Score Fair
88
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Calcium 119 mg 9%
Melatonin 3 mg
Bioavailability Very Good

Absorption Rating

  • Calcium Good
  • Melatonin Fair
Other Ingredients Very Good

Fillers & Additives

  • Dicalcium Phosphate
  • Hydroxypropyl Methylcellulose
  • Hydrogenated Vegetable Oil Medium
  • Silicon Dioxide
  • Magnesium Stearate
Efficacy Fair

Dosage Analysis

  • Calcium 119 mg Under-dosed
  • Melatonin 3 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calcium 119 mg 9%
Melatonin 3 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Hydrogenated Vegetable Oil Caution

It is used as a filler or binder.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$19$18$17$16$15 Mar 12 $16.99
GNC

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

Brand Trust Report
GNC

Founded 1935 · Pittsburgh, Pennsylvania, USA · 200 products · gnc.com

Certifications

5 certifications
Informed Sport Verified Source
Consumerlab Verified Source
Fda Gmp Inspections Verified Source
Usda Organic Verified Source
Vegan Certified Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Claimed
Related Supplements
Frequently Asked Questions
Is GNC Melatonin 3 mg Timed-Release a good supplement?

GNC Melatonin 3 mg Timed-Release received a product quality score of 77/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients Of the 5 inactive ingredients, 4 are rated safe and 1 are flagged for review. The manufacturer, GNC, holds a brand trust score of 88/100 with 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic.

What are the ingredients in GNC Melatonin 3 mg Timed-Release?

GNC Melatonin 3 mg Timed-Release contains 2 active ingredients: Calcium (119 mg), Melatonin (3 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is GNC Melatonin 3 mg Timed-Release safe to take?

GNC Melatonin 3 mg Timed-Release has been analyzed for ingredient safety across all its components. Of 5 inactive ingredients, 4 are rated safe. 1 ingredient is flagged for review: Hydrogenated Vegetable Oil. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is GNC a trustworthy supplement brand?

GNC receives a brand trust score of 88/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1935 and headquartered in Pittsburgh, Pennsylvania, USA, the company offers 200 products in their lineup. They hold 5 verified certifications including Informed Sport, Consumerlab, Fda Gmp Inspections, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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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.