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ZMA Supplement

$ 19.95

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Description

Double Wood's ZMA Supplement contains 450mg of Elemental Magnesium, 36mg of Elemental Zinc, and 15mg of Vitamin B6. Many people use it not just to support sleep quality but also to support athletic performance / recovery. Double Wood's ZMA supplement is manufactured in the USA from globally sourced ingredients. Each bottle contains 30 servings (90 capsules).


Gluten-Free, Vegan, Non-GMO

Benefits
  • ZMA Supplement for Men and Women – Formulated with zinc, magnesium, and vitamin B6 to help support restful sleep, muscle recovery, and overall wellness.*
  • Balanced Nutrient Blend – Each serving delivers 450 mg of elemental magnesium (from magnesium aspartate and magnesium oxide), 36 mg of elemental zinc, and 15 mg of vitamin B6 for comprehensive nutritional support.*
  • Supports Adequate Daily Intake – Provides over 100% of the recommended daily value for zinc, magnesium, and vitamin B6 to help maintain optimal nutrient levels.*
  • Quality You Can Trust – Manufactured and third-party tested in the USA using globally sourced ingredients. Non-GMO, gluten-free, and vegetarian-friendly.
  • Our Commitment to Wellness – At Double Wood, we deliver pure, potent supplements backed by careful sourcing, transparent labeling, and rigorous third-party testing.

Directions & Dosage

As a dietary supplement take 1 serving per day approximately 1 hour before bed.

View Latest Test Results

Third-party tested for quality and purity

This production lot was tested for magnesium and zinc ingredient content, heavy metals, and microbial quality

Test Claim or Limit Result
Potency
Magnesium Aspartate 30% NLT 75 mg/serving 77.1 mg/serving
Magnesium Oxide NLT 75 mg/serving 76.48 mg/serving
Zinc Aspartate 20% NLT 4 mg/serving 4.17 mg/serving
Zinc Monomethionine 20% NLT 4 mg/serving 4.12 mg/serving
Zinc Oxide 80% NLT 4 mg/serving 4.61 mg/serving
Heavy Metals
Cadmium ≤2 ppm 0.029 ppm
Lead ≤0.2 ppm 0.047 ppm
Total Mercury ≤7.5 ppm <0.004 ppm
Arsenic ≤5 ppm 0.107 ppm
Microbial Testing
Total Aerobic Count ≤10,000 cfu/g 100 cfu/g
Yeast & Mold ≤1,000 cfu/g <100 cfu/g
Coliform ≤100 cfu/g <100 cfu/g
E. coli Absent Absent
Staphylococcus aureus Absent Absent

Lot: AHRBEManufactured: 05/2025

Lab: Canyonside Labs - Twin Falls ID

View Certificate of Analysis (PDF)

See the original Certificate of Analysis for complete testing details, methods, and laboratory documentation.
View Certificate of Analysis

Every batch is manufactured in a cGMP facility and third-party tested for identity, potency, and contaminants including lead, cadmium, arsenic, and mercury.

Identity, potency, and contaminants verified per batch Identity, potency, and contaminants verified per batch
Manufactured in an FDA-registered cGMP facility Manufactured in an FDA-registered cGMP facility
Manufactured in the USA from Globally Sourced Materials Manufactured in the USA from Globally Sourced Materials

Benefits

  • Supports Restful Sleep & Recovery – Magnesium and vitamin B6 play essential roles in relaxation and neurotransmitter balance, helping promote deeper, more restorative sleep.
  • Boosts Muscle Function & Strength – Zinc and magnesium contribute to muscle contraction, protein synthesis, and recovery, making ZMA popular among athletes and active individuals.
  • Enhances Hormone & Immune Health – Zinc supports healthy testosterone levels, reproductive wellness, and immune system function, while B6 aids in metabolism and energy production.
Benefits

Zinc, Magnesium, Vitamin B6

ZMA combines three essential nutrients (zinc, magnesium, and vitamin B6) each playing a vital role in overall wellness and performance. Zinc supports immune health, hormone balance, and protein synthesis, making it key for recovery and muscle growth. Magnesium is critical for energy production, muscle function, and relaxation, helping promote deeper, more restorative sleep. Vitamin B6 enhances neurotransmitter production and energy metabolism while improving the absorption and effectiveness of zinc and magnesium. Together, these ingredients work synergistically to support sleep quality, athletic performance, and daily health.

Zinc, Magnesium, Vitamin B6

What Customers Are Saying

Reviews

"Double Wood is always my go-to for supplements. Great, effective, clean products and always at a reasonable price."

Jan W.

"Always fast shipping and great selection no matter what you’re looking for."

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"Reputation of product and overall delivery and ordering experience has always been a good experience."

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Supplement Facts

Pairs well with

Powerful alone, stronger together. ZMA Supplement delivers targeted support on its own, but combining it with complementary ingredients can help create a more holistic and balanced approach to wellness.

  • Magnesium Glycinate Supplement

    Magnesium Glycinate promotes relaxation and supports overall wellness, making it a great addition to your daily routine.

  • Creatine Monohydrate Supplement

    Creatine boosts your strength and performance, helping you excel during tough workouts and enhance your endurance when it matters most.

Frequently Asked Questions

What does ZMA do?

A ZMA supplement combines zinc, magnesium, and vitamin B6 to help support muscle recovery, strength, and overall athletic performance.* It may also promote better sleep quality and aid in maintaining healthy testosterone and immune function.*

ZMA benefits for sperm?

ZMA, a combination of zinc, magnesium, and vitamin B6, may support male reproductive health by promoting healthy testosterone levels, improving sperm count, motility, and morphology, and protecting sperm from oxidative stress. These benefits are most notable in men with low zinc or magnesium levels, making ZMA a helpful supplement for overall fertility support.

When to take ZMA?

ZMA is best taken 1 hour before bedtime on an empty stomach with water. This timing helps avoid interference from calcium (found in dairy or multivitamins), which can reduce zinc absorption, and may also support restful sleep. To get the most benefit, avoid taking ZMA with food or supplements that contain calcium, iron, or high amounts of fiber.

Does ZMA help sleep?

ZMA is often taken before bed because it contains magnesium and vitamin B6, which play roles in relaxation and normal sleep patterns. Many people report experiencing deeper, more restful sleep when using ZMA, though effects can vary from person to person. While it isn’t a sleep aid, it may help support overall sleep quality as part of its role in general wellness and recovery.

How long does it take for ZMA to work?

The effects of ZMA can vary depending on the individual and what benefits you’re looking for. Some people notice improvements in sleep quality within just a few nights, while support for recovery, energy, or overall wellness may take a few weeks of consistent use. Like most supplements, ZMA works best when taken daily over time rather than expecting immediate results.

Overall rating: 5.0 / 5 from 2 reviews.

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Great product

"Great product"

— Joel S. (5/5)

"Great price and value"

— Sean (5/5)

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ZMA Supplement

From

$ 19.95

Primary Benefit

Sleep

Other Benefits

Active Lifestyle & Fitness

Product Form

Capsule
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