Natural Vitality Calm® Sleep, 120 Capsules supplement bottle
Natural Vitality

Calm® Sleep, 120 Capsules

What We Researched
5 active ingredients analyzed · 4 inactive ingredients decoded · 3 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
85
Product Score Good
69
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin D (as ergocalciferol) 20 mcg 100%
Magnesium (as magnesium glycinate) 83 mg 20%
L-Theanine 200 mg
Gamma aminobutyric acid (GABA) 100 mg
Melatonin 3 mg
Bioavailability Good

Absorption Rating

  • Vitamin D (as ergocalciferol) Fair
  • Magnesium (as magnesium glycinate) Good
  • L-Theanine Good
  • Gamma aminobutyric acid (GABA) Poor
  • Melatonin Fair
Other Ingredients Excellent

Fillers & Additives

  • Capsule (hydroxypropyl methylcellulose, water)
  • Microcrystalline Cellulose
  • Magnesium Stearate
  • Silicon Dioxide
Efficacy Very Good

Dosage Analysis

  • Vitamin D (as ergocalciferol) 20 mcg Effective
  • Magnesium (as magnesium glycinate) 83 mg Under-dosed
  • L-Theanine 200 mg Effective
  • Gamma aminobutyric acid (GABA) 100 mg Effective
  • Melatonin 3 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Vitamin D (as ergocalciferol) 20 mcg 100%
Magnesium (as magnesium glycinate) 83 mg 20%
L-Theanine 200 mg
Gamma aminobutyric acid (GABA) 100 mg
Melatonin 3 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Capsule (hydroxypropyl methylcellulose, water) Unknown
Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$25$24$23$22$21 Mar 12 $23.00
iHerb

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 Vitality

Founded 1982 · Austin, Texas, United States · 33 products · naturalvitality.com

Certifications

3 certifications
Consumerlab Verified Source
Labdoor Verified
Non Gmo Project Verified

Transparency

2 claims
Third Party Testing Claim — Claimed
Related Supplements
Frequently Asked Questions
Is Natural Vitality Calm® Sleep, 120 Capsules a good supplement?

Natural Vitality Calm® Sleep, 120 Capsules received a product quality score of 85/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 5 active ingredients with 60 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Natural Vitality, holds a brand trust score of 69/100 with 3 verified certifications including Consumerlab, Labdoor, Non Gmo Project.

What are the ingredients in Natural Vitality Calm® Sleep, 120 Capsules?

Natural Vitality Calm® Sleep, 120 Capsules contains 5 active ingredients: Vitamin D (as ergocalciferol) (20 mcg), Magnesium (as magnesium glycinate) (83 mg), L-Theanine (200 mg), Gamma aminobutyric acid (GABA) (100 mg), Melatonin (3 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Natural Vitality Calm® Sleep, 120 Capsules safe to take?

Natural Vitality Calm® Sleep, 120 Capsules 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 Vitality a trustworthy supplement brand?

Natural Vitality receives a brand trust score of 69/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1982 and headquartered in Austin, Texas, United States, the company offers 33 products in their lineup. They hold 3 verified certifications including Consumerlab, Labdoor, Non Gmo Project. 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.