Nature's Craft Magnesium Sleeplex, Melatonin-Free, 90 Capsules supplement bottle
Nature's Craft

Magnesium Sleeplex, Melatonin-Free, 90 Capsules

What We Researched
5 active ingredients analyzed · 4 inactive ingredients decoded · 3 retailers compared · Last updated: Mar 2026
86
Product Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Magnesium (as Magtein® Magnesium L-threonate) 81 mg 19%
Magtein® Magnesium L-threonate 1,000 mg **
L-Theanine 250 mg **
Lemon Balm Extract (Aerial Parts) 100 mg **
Apigenin (from Bitter Orange Fruit Extract) 50 mg **
Bioavailability Excellent

Absorption Rating

  • Magnesium (as Magtein® Magnesium L-threonate) Good
  • Magtein® Magnesium L-threonate Good
  • L-Theanine Good
  • Lemon Balm Extract (Aerial Parts) Good
  • Apigenin (from Bitter Orange Fruit Extract) Fair
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Capsule)
  • Magnesium Stearate
  • Silicon Dioxide
  • Microcrystalline Cellulose
Efficacy Fair

Dosage Analysis

  • Magnesium (as Magtein® Magnesium L-threonate) 81 mg Under-dosed
  • Magtein® Magnesium L-threonate 1,000 mg High
  • L-Theanine 250 mg Effective
  • Lemon Balm Extract (Aerial Parts) 100 mg Under-dosed
  • Apigenin (from Bitter Orange Fruit Extract) 50 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Magnesium (as Magtein® Magnesium L-threonate) 81 mg 19%
Magtein® Magnesium L-threonate 1,000 mg **
L-Theanine 250 mg **
Lemon Balm Extract (Aerial Parts) 100 mg **
Apigenin (from Bitter Orange Fruit Extract) 50 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.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Microcrystalline Cellulose Safe

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

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$38$37$35$34$33 Mar 12 $35.99$35.00
iHerb
Vitacost

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

Brand Trust Report
Nature's Craft

Founded 2013 · St. Petersburg, FL, United States · 243 products · shopnaturescraft.com/

Transparency

1 claim
Third Party Testing Claim — Claimed Source
Related Supplements
Frequently Asked Questions
Is Nature's Craft Magnesium Sleeplex, Melatonin-Free a good supplement?

Nature's Craft Magnesium Sleeplex, Melatonin-Free, 90 Capsules received a product quality score of 86/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 5 active ingredients with 30 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives.

What are the ingredients in Nature's Craft Magnesium Sleeplex, Melatonin-Free?

Nature's Craft Magnesium Sleeplex, Melatonin-Free contains 5 active ingredients: Magnesium (as Magtein® Magnesium L-threonate) (81 mg), Magtein® Magnesium L-threonate (1,000 mg), L-Theanine (250 mg), Lemon Balm Extract (Aerial Parts) (100 mg), Apigenin (from Bitter Orange Fruit Extract) (50 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Craft Magnesium Sleeplex, Melatonin-Free safe to take?

Nature's Craft Magnesium Sleeplex, Melatonin-Free, 90 Capsules has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

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.