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✦ Product Overview

Double Wood Supplements Magnesium L-Threonate (Magtein®) provides 144 mg of elemental magnesium per daily serving (4 capsules). Magnesium contributes to normal psychological function and the normal functioning of the nervous system. 100 capsules per bottle (25 daily servings).

⚡ Psychological & Nervous System Support 🔬 Clinically Studied Magtein® Form ✅ Gluten Free & Non-GMO
🌍 Delivery in 5–10 Business Days✅ Duties & Taxes IncludedNo extra charges at delivery — the price at checkout is final.
🏷️ Volume DiscountBuy 2 or more & save 5%. Applied automatically at checkout.
✓ Gluten Free ✓ Non-GMO ✓ Third-Party Tested ✓ cGMP Facility

Key Features

  • Magtein® Magnesium L-Threonate — Features patented Magtein® magnesium L-threonate providing elemental magnesium in a chelated form.
  • Nervous System & Psychological Function — Magnesium contributes to the normal functioning of the nervous system and to normal psychological function.
  • Energy & Fatigue Support — Magnesium contributes to a reduction of tiredness and fatigue and supports normal energy-yielding metabolism.
  • Electrolyte & Muscle Support — Magnesium contributes to electrolyte balance and normal muscle function.
  • 100 Capsules (25 Servings) — Manufactured in the USA in a cGMP-compliant facility; third-party tested for purity and potency.

Product Description

Double Wood Supplements Magnesium L-Threonate features Magtein®, a patented form of magnesium chelated with L-threonate. Magnesium is an essential mineral required for numerous biological processes, contributing to normal nervous system performance, normal psychological function, and the reduction of tiredness and fatigue. Each daily serving delivers 144 mg of bioavailable elemental magnesium (38% NRV).

Technical Specifications

Brand / Vendor Double Wood Supplements
SKU B01M4GM9R1
Category Food Supplements / Minerals
Active Ingredient Magnesium L-Threonate (as Magtein®)
Elemental Magnesium Per Serving 144 mg
Serving Size 4 Capsules
Capsule Count 100 Capsules
Servings Per Container 25
Cost Per Serving $1.20
Capsule Shell Gelatin (Bovine; not suitable for vegetarians)
Net Quantity / Weight 172 g
Country of Origin USA

Nutrition Information

Serving Size: 4 CapsulesServings Per Container: 25
Typical Values Per Daily Serving (4 Capsules) % NRV*
Magnesium L-Threonate (Magtein®) — 2,000 mg **
— Providing Elemental Magnesium — 144 mg 38%

*NRV = Nutrient Reference Value

**NRV not established.

Other Ingredients: Bovine Gelatin (Capsule), Rice Flour.
Mandatory Advisory Statements:
  • Food supplements must not be used as a substitute for a varied and balanced diet and a healthy lifestyle.
  • Do not exceed the stated recommended daily dose.
  • Intended for adults only. Not suitable for children, or pregnant or breastfeeding women.
  • Keep out of reach of young children.

📊 Directions for Use

Demographic Recommended Daily Dose Directions
Adults (18+) 4 Capsules Take 4 capsules daily with water in divided doses: 2 capsules in the morning and 2 capsules in the evening.

Usage Note: When first taking this product, starting with 2 capsules in the evening is recommended to assess individual tolerance before moving to the full 4-capsule daily serving.

Precautions & Storage: Consult a healthcare professional prior to use if you are taking prescription medication or have an underlying medical condition. Mild drowsiness may occur; if persistent, reduce dose or discontinue use. Store in a cool, dry place away from direct sunlight.

Frequently Asked Questions

What is Magtein®?

Magtein® is a patented, chelated form of magnesium L-threonate developed to deliver elemental magnesium in a standardized dietary supplement format.

How does magnesium support normal psychological and nervous system function?

Magnesium is an essential mineral that contributes to neurotransmission, electrolyte balance, and normal nerve signal conduction, helping support both the nervous system and healthy psychological function.

Can I take this alongside other mineral supplements?

Yes, provided your total supplemental intake of elemental magnesium does not exceed the guidance upper intake level of 250 mg per day for adults. One daily serving of this product provides 144 mg of elemental magnesium.

Is this product suitable for vegetarians or vegans?

No. The capsule shell contains bovine gelatin. Consumers requiring a vegan supplement should select a product encapsulated in vegetable cellulose (HPMC).

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