10 Best Copper Supplements in 2026

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Bluebonnet Albion Chelated Copper Capsules is our best overall copper supplement, offering a highly bioavailable mineral form and a substantial 90-day supply. For those specifically aiming to support iron metabolism, Pure Encapsulations Copper Glycinate is our Best For Iron Absorption pick. Thorne Copper Bisglycinate stands out for its strong professional endorsements. Choosing the right copper supplement means balancing absorption, dosage, and your specific health goals.

Copper is an essential trace mineral, but its effectiveness hinges on the form you take and how well your body can use it. You need a supplement that is both bioavailable and aligns with your regimen, whether for general wellness or targeted support.

This guide was built by comparing manufacturer specifications, ingredient quality, and patterns in expert recommendations. We focused on forms with proven absorption, clean formulas, and practical supply sizes to help you make a confident choice.

Top 10 Copper Supplements in the Market

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The Best Copper Supplements, Reviewed

#1Best Overall

Bluebonnet Albion Chelated Copper Capsules

Bluebonnet Albion Chelated Copper Capsules
Copper per serving3 mg
Chelate formCopper Bisglycinate
Servings per bottle90
Capsule typeVegetable capsules
Key certificationsSoy-Free, Gluten-Free, Non-GMO, Kosher, Vegan
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What We Like

  • Uses Albion's highly bioavailable chelated mineral form.
  • Offers a substantial 90-day supply in one bottle.
  • Formulated for a wide range of dietary restrictions.
  • Free of all major allergens including nuts and soy.

Trade-offs

  • At 3.8 inches tall, the bottle is taller than Thorne's.
  • Capsule format may be less preferred than tablets for some.
  • Contains 3 mg per serving, a higher dose than Pure Encapsulations' 2 mg.

A 3 mg dose of Albion-chelated copper in every capsule delivers a highly absorbable form of this essential mineral, which is critical for supporting nervous system and immune function. This formulation stands out for its rigorous purity, being free from common allergens and suitable for strict vegan diets. The 90-capsule supply provides a full three months of daily use, making it a convenient mainstay for anyone prioritizing a clean, bioavailable copper source to support their foundational health protocols.

The bottle’s height of 3.8 inches means it takes up a bit more vertical space in your supplement cabinet compared to a more compact option like Thorne Copper Bisglycinate. This is a minor trade-off for the extensive allergen-free formulation. For someone specifically seeking a lower 2 mg dose or who prefers the glycinate form over bisglycinate, Pure Encapsulations Copper Glycinate presents a clear alternative with a different mineral chelate profile.

Best for: Individuals seeking a high-quality, allergen-free copper supplement with excellent bioavailability for long-term daily use. Not ideal for those who prefer tablets or require a dosage lower than 3 mg.
#2Best For Iron Absorption

Pure Encapsulations Copper Glycinate Capsules

Pure Encapsulations Copper Glycinate Capsules
Copper formCopper glycinate
Amount per capsule2 mg
Capsule count60 capsules
Key functionIron absorption & red blood cell support
Allergen statusFree from common allergens, GMOs
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What We Like

  • Highly bioavailable copper glycinate form
  • Specifically supports iron absorption and hemoglobin
  • Activates enzymes for energy metabolism
  • Pure formula without unnecessary additives

Trade-offs

  • 2 mg dose may be low for some protocols
  • Only 60 capsules per bottle

Pure Encapsulations Copper Glycinate provides 2 mg of copper per capsule, a form noted for its bioavailability, which aids in iron absorption and red blood cell formation. This specific focus makes it suitable for individuals prioritizing these functions in their supplement regimen. The product is formulated without common allergens, artificial ingredients, or GMOs, aligning with preferences for simpler ingredient lists.

The trade-off is the modest serving size and capsule count. If your protocol calls for a higher daily dose of copper, you’ll be going through this bottle relatively quickly. For a longer-term, higher-potency option in a similar clean format, you might compare the label directly with something like Thorne Copper Bisglycinate to see which aligns with your specific targets. This isn’t a bulk buy; it’s a targeted tool for a specific job.

Best for: Individuals seeking a bioavailable copper supplement that supports red blood cell formation and energy metabolism, from a brand known for excluding common allergens and unnecessary ingredients.

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#3Best Expert Recommended

Thorne Copper Bisglycinate Capsules

Thorne Copper Bisglycinate Capsules
FormCapsules
Key IngredientCopper Bisglycinate
Quantity60 Capsules
Third-Party CertificationYes
Gluten-FreeYes
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What We Like

  • Optimally absorbed chelated mineral form
  • Trusted by 100+ professional sports teams
  • Supports bone, blood vessel, and nerve health

Trade-offs

  • 60-count bottle offers a shorter supply than 90 or 100-count competitors

For someone who prioritizes professional-grade quality and wants a supplement vetted by healthcare practitioners, this trust is the core value. It suits a buyer who is skeptical of marketing claims and wants a product with established credibility in clinical and athletic circles. The chelated bisglycinate form is chosen for its reliable absorption, so you’re paying for a formula designed to work efficiently in the body.

You get 60 capsules, a standard one-to-two-month supply. This is a shorter run than options like Solgar’s 100 tablets or Dr. Mercola’s 180 tablets, so you’ll reorder more often. Compared to the Pure Encapsulations Copper Glycinate, which also has 60 capsules, the Thorne product’s defining feature is its documented professional trust, while the physical offering lasts about the same.

Best for: The buyer who values clinical and professional endorsement above all else and wants a bioavailable copper supplement from a heavily vetted brand. Not ideal for someone seeking the longest-lasting supply per bottle or a product that explicitly markets a vegan certification.

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#4Best Established Brand

Solgar Chelated Copper Tablets

Solgar Chelated Copper Tablets
FormTablets
Tablet count100 tablets
Copper formChelated
Key certificationsKosher, gluten free, vegan
Brand historyOver 70 years
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What We Like

  • Patented, highly bioavailable copper form
  • Certified free of major allergens and additives
  • Established brand with long-term commitment to quality
  • Provides 100 servings per bottle

Trade-offs

  • Tablet form may be less convenient than capsules for some

A chelated form of copper promises better absorption, which matters if you want your supplement to actually get to work. Solgar backs this with a 70-year history of making small-batch supplements from fine raw materials, a track record that can be reassuring in a market full of newcomers. This is for the buyer who values a known entity and a clean label, it’s certified kosher, gluten-free, vegan, and avoids artificial flavors, sweeteners, and preservatives. You’re getting a straightforward, bioavailable mineral from a brand that’s been around the block.

The physical format is a key point. These are tablets, not capsules, and the bottle is over three inches tall. If you prefer swallowing capsules or have very limited medicine cabinet space, that’s a practical consideration. Solgar offers more servings than a pick like Thorne Copper Bisglycinate, which comes in a three-inch tall bottle of capsules, but in a slightly different package. Your choice hinges on trusting a long-established brand’s formulation and tolerating a tablet.

Best for: Skeptical buyers who prioritize brand heritage and a clean, allergen-free formulation for reliable mineral supplementation. Not ideal for those who strongly prefer capsules or have extremely compact storage.
#5Best High Absorption

NutraBio Chelated Copper Bisglycinate

NutraBio Chelated Copper Bisglycinate
FormCapsules
Serving size3 mg copper
Capsule count90 capsules
Chelate typeAlbion Copper Glycinate
Dimensions2.0 x 1.5 x 3.7 inches
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What We Like

  • Patented Albion chelate for superior absorption.
  • Chelated with glycine, gentle on the stomach.
  • Supports antioxidant enzymes and immune health.
  • Essential for blood and collagen production.

Trade-offs

  • 90-capsule count is modest for long-term use.
  • 3 mg per serving is a standard dose.

The Albion Copper Glycinate chelate is the core feature here. This patented form is designed for high bioavailability, which translates to more efficient uptake by your body compared to standard mineral salts. For someone focused on maximizing absorption from their supplement routine, perhaps due to digestive concerns or a specific protocol, this chelated form makes a logical choice. It directly supports the biological processes it claims to, like antioxidant defense and collagen synthesis, without the gastric upset that can derail consistency.

A 90-capsule bottle provides a three-month supply based on the standard daily serving, which is a common duration for copper supplements. For those who prefer less frequent purchases, options like Solgar’s chelated copper come in 100-tablet containers. This product focuses on its absorption and formulation rather than maximizing the quantity per package.

Best for: Users seeking a highly absorbable, stomach-friendly copper supplement for daily immune and antioxidant support.

Product photos

#6Best Long-Term Supply

Dr. Mercola Copper Bisglycinate Tablets

Dr. Mercola Copper Bisglycinate Tablets
FormBisglycinate tablets
Tablet count180 tablets
Supply duration90-day supply
Dietary profileVegetarian, soy-free, gluten-free, non-GMO
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What We Like

  • High-absorption chelated bisglycinate form
  • 180-tablet count for extended daily use
  • Free from common allergens and synthetic binders
  • Supports multiple bodily systems per label claims

Trade-offs

  • The 180-tablet format is a large commitment for new users.
  • Mini tablet size may be challenging for some to swallow.

A 90-day, 180-tablet supply means you can integrate copper support into your routine for a full quarter without reordering. This is for the committed user who prefers the consistency of a daily tablet and values a long-term, bioavailable source. The chelated bisglycinate formulation aims for digestive comfort and absorption, which matters if you’ve had issues with other mineral supplements. Its vegetarian and allergen-free profile makes it a straightforward choice for those with specific dietary considerations.

This bottle’s physical footprint is its main consideration. At over three inches tall, it demands real estate in your supplement cabinet, making it bulkier than a compact option like Thorne’s Copper Bisglycinate capsules. You get a longer supply in exchange for that shelf space. For someone checking their copper levels or cycling supplements more often, this large count could be less practical than a 60-capsule bottle from Pure Encapsulations.

Best for: Individuals seeking a consistent, long-term copper supplement with high bioavailability and a clean ingredient list. Not ideal for those preferring a smaller bottle size or a shorter trial supply.

Product photos

#7Best With Albion Copper

NOW Copper Glycinate Tablets

NOW Copper Glycinate Tablets
FormTablets
Copper per serving3 mg
Copper typeAlbion Copper Bisglycinate
Quantity120 tablets
Manufacturing standardGMP Quality Assured
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What We Like

  • Uses highly bioavailable Albion Copper Bisglycinate
  • Third-party certified GMP manufacturing process
  • Large 120-count bottle for extended use
  • Long-established, independent family-owned brand

Trade-offs

  • Tablet form may be less preferred than capsules by some
  • 3 mg serving is higher than some 2 mg alternatives
  • No specific vegan or allergen-free claims on label

This supplement delivers 3 mg of Albion Copper Bisglycinate per tablet, a chelated form chosen for its inclusive absorption profile. The manufacturer’s switch to this ingredient aims to offer an option that works well for a broad range of users. NOW’s family-owned operation, founded in 1968, combines decades of experience with ISO-accredited in-house testing, providing a transparent manufacturing process that is GMP Quality Assured. This results in a straightforward mineral supplement from one of the largest independent natural product manufacturers.

The product comes as 120 tablets in a compact bottle, making it a substantial supply. For those preferring capsules, alternatives like Pure Encapsulations Copper Glycinate offer a different form and a 60-count size. Copper bisglycinate has no known adverse interactions with other supplements or medications, though research notes that zinc supplements can interfere with copper absorption, making balanced intake important regardless of the specific product chosen.

Best for: Skeptical buyers who prioritize proven ingredient bioavailability and manufacturing transparency from a long-standing brand.

Product photos

#8Best GMP Certified

Nutricost Copper Glycinate Capsules

Nutricost Copper Glycinate Capsules
Serving size3mg copper glycinate
Capsule count120 capsules
Manufacturing facilityNSF Certified GMP Compliant
Dietary profileGMO-Free, Vegan
Dimensions2.2 x 2.2 x 3.9 inches
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What We Like

  • Provides 3mg copper per serving
  • Manufactured in an NSF GMP facility
  • Convenient capsule form for daily use
  • Suitable for vegan and GMO-free diets

Trade-offs

  • Bottle dimensions are 2.2 by 2.2 by 3.9 inches
  • Form is capsule only, no liquid or softgel options

A 3mg serving of copper glycinate in a 120-capsule bottle makes this a straightforward choice for someone wanting a long-lasting supply of this essential mineral. The NSF GMP certification is the concrete detail that matters most here, offering a documented layer of quality assurance that is non-negotiable for supplement skeptics. This suits anyone whose primary filter is verified manufacturing standards over flashy claims, providing a no-fuss base for a copper protocol.

Nutricost’s copper glycinate delivers a straightforward 3mg dose per serving, which simplifies daily intake for those seeking consistent mineral support. The capsules are manufactured in an NSF Certified GMP facility and undergo third-party testing, providing documented assurance of purity and potency. This verification means buyers can trust the label’s claims without needing to interpret complex certification details from other brands.

Best for: Individuals prioritizing verified GMP manufacturing and a simple, high-count copper glycinate supplement. Not ideal for those seeking the smallest possible bottle size or a specifically chelated mineral form.

Product photos

#9Best High Potency

Micro Ingredients Copper Glycinate Softgels

Micro Ingredients Copper Glycinate Softgels
FormSoftgel
Copper per serving4 mg elemental
Key ingredientCopper glycinate with MCT oil
Third-party testingSafety, purity, potency
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What We Like

  • High 4 mg dose per serving
  • Chelated glycinate form for absorption
  • Eight-month supply in one pouch
  • Non-GMO, free from common allergens

Trade-offs

  • Daily serving requires two softgels
  • Glycinate form may not suit all preferences
  • Potency exceeds some other glycinate options

With 4 mg of elemental copper per serving, this supplement provides a higher potency than many alternatives, which suits users with a specific need for substantial copper intake. The copper is delivered in a glycinate form, a chelated mineral bonded with the amino acid glycine, and comes in softgels with an MCT oil base for a smooth delivery format. Each pouch contains 500 softgels, and since the serving size is two softgels daily, a single purchase provides over eight months of consistent use, making it a long-term supply for daily supplementation.

The commitment is to a specific form and format: two softgels per serving of chelated copper glycinate. If you prefer a single capsule per serving or a different chelate type, such as the bisglycinate found in products from Thorne or NutraBio, this product won’t match that preference. It is a concentrated choice, so being certain of your dosage needs is important before starting.

Best for: Someone with a confirmed need for a high-dose, chelated copper supplement who wants a long-lasting supply in a softgel. Not ideal for those seeking a lower potency option or who dislike taking two units per day.

Product photos

#10Best Liquid Formula

Trace Minerals Ionic Copper Liquid

Trace Minerals Ionic Copper Liquid
FormLiquid supplement
Servings per bottle48 servings
Copper per serving333% daily value
Additional minerals70+ trace minerals
Dimensions1.5 in x 1.5 in x 4.5 in
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What We Like

  • Liquid form allows for easy dosing in beverages
  • High 333% DV of copper per serving
  • Includes over 70 additional trace minerals
  • Unflavored and sugar-free formula

Trade-offs

  • Requires measuring a liquid dose versus swallowing a pill

A 333% daily value of copper in a liquid form means you can adjust your dose drop by drop and mix it into any drink without altering the taste. This suits someone who prefers to avoid swallowing pills or wants to split a standard dose across the day. The inclusion of 70 other trace minerals offers a broader mineral support base, which is a straightforward approach for those looking to address general mineral balance alongside specific copper intake.

This liquid copper supplement comes in a compact 2-ounce bottle, which fits easily into a medicine cabinet or travel bag. However, the bottle provides 48 servings, so for someone taking it daily, the supply lasts just over a month and a half before needing replacement.

Best for: Individuals who prefer liquid supplements and want high-dose copper with added trace minerals. Not ideal for frequent travelers or those who want the simplest, most portable dosing.

Product photos

How We Evaluated Copper Supplements

Our research centered on specifications from manufacturers, documented ingredient sourcing, and patterns found in professional and expert round-ups. We prioritized factual data over anecdotal claims to build a reliable comparison.

The key criteria were the bioavailability of the copper supplement, dosage per serving, allergen and additive profiles, and the supply count per bottle. These factors directly determine a supplement’s effectiveness, safety, and practical value for daily use.

This is a research-led evaluation. We did not conduct laboratory testing or clinical trials. Our findings are based on available documentation and aggregated feedback, which means individual experiences with absorption or tolerance can vary.

What To Look For In Copper Supplements

Selecting a copper supplement requires attention to the mineral’s form, your individual needs, and the product’s overall quality. The right choice supports your health without introducing unnecessary complications.

Key factors are the supplement’s bioavailability, your target dosage, any dietary restrictions, and the practical supply size. Chelated forms like bisglycinate are generally better absorbed than older salts.

Bioavailability and Form

The chemical form of copper dictates how well your body can absorb and use it. Older, inorganic salts like copper oxide are poorly absorbed. Modern chelated forms, where the mineral is bound to amino acids like glycine, offer superior absorption. Look for labels specifying copper bisglycinate, copper glycinate, or Albion chelated copper, as these are among the best absorbed copper options.

Dosage and Purpose

Copper supplements typically provide between 2 mg and 4 mg per serving. A standard 2 mg dose is often sufficient for general maintenance and supporting zinc and copper balance. Higher doses around 3-4 mg may be sought for specific protocols. Your purpose matters: a product like Pure Encapsulations is formulated to support iron absorption, while others focus on antioxidant support.

Formula Quality and Practicality

Examine the other ingredients. A clean formula excludes common allergens, artificial colors, and unnecessary fillers. The physical form, capsule, tablet, or liquid, affects convenience; capsules are often easier to swallow, while liquids allow for adjustable dosing. Finally, consider the bottle count. A 60-count lasts two months, while a 180-count provides a long-term supply, reducing cost per serving and shopping frequency.

  • Check for third-party certifications like NSF or GMP, which indicate manufacturing quality control.
  • Verify the serving size matches your intended daily dose to avoid accidentally taking too much.
  • If you have dietary restrictions, confirm the product is free from gluten, soy, dairy, or other allergens.

Prioritize a highly bioavailable form from a manufacturer that discloses its sourcing and testing practices.

Copper Supplements Compared

For a quick view of how our top picks compare on key specs, refer to the table below.

ProductFormServings per bottleKey certifications/allergen status
Bluebonnet Albion Chelated Copper CapsulesCapsules90Soy-Free, Gluten-Free, Non-GMO, Kosher, Vegan
Pure Encapsulations Copper Glycinate CapsulesCapsules60Free from common allergens, GMOs
Thorne Copper Bisglycinate CapsulesCapsules60Gluten-Free
Solgar Chelated Copper TabletsTablets100Kosher, gluten free, vegan
NutraBio Chelated Copper BisglycinateCapsules90N/A
Dr. Mercola Copper Bisglycinate TabletsTablets180Vegetarian, soy-free, gluten-free, non-GMO
NOW Copper Glycinate TabletsTablets120GMP Quality Assured
Nutricost Copper Glycinate CapsulesCapsules120GMO-Free, Vegan
Micro Ingredients Copper Glycinate SoftgelsSoftgel500Non-GMO, cGMP Manufactured
Trace Minerals Ionic Copper LiquidLiquid supplement48N/A

Frequently Asked Questions

What is the best form of copper supplement to take?

Chelated forms like copper bisglycinate or copper glycinate are considered the best due to their high bioavailability. These forms are bonded to amino acids, which helps the mineral absorb more efficiently in the digestive tract compared to older salts like copper citrate.

What is the #1 food highest in copper?

Organ meats, particularly beef liver, are the highest dietary sources of copper. Shellfish like oysters, nuts and seeds (especially cashews and sesame seeds), and dark leafy greens are also excellent natural sources of this essential trace mineral.

What is a high-quality copper supplement?

A high-quality copper supplement uses a bioavailable chelated form, discloses its full ingredient list, and is manufactured in a certified facility. It should be free from unnecessary additives, common allergens, and provide a clear, appropriate dosage per serving.

What depletes copper in your body?

High-dose zinc supplementation is a primary cause of copper depletion, as the two minerals compete for absorption. Other factors can include certain medications, gastrointestinal surgeries that affect absorption, and a diet very low in copper-rich foods.

Should I take copper with zinc?

It is often advisable to take copper if you are supplementing with high doses of zinc long-term to maintain a healthy zinc copper balance. They compete for absorption, so an imbalance can lead to a deficiency in one or the other.

The Bottom Line

Bluebonnet Albion Chelated Copper Capsules is our best overall pick for its combination of a superior chelated form, a generous 90-day supply, and a clean, allergen-free formula. It’s an excellent choice for reliable, long-term daily supplementation.

For those with a specific focus, consider Pure Encapsulations for iron absorption support or Dr. Mercola Copper Bisglycinate for the longest-lasting supply. Budget-conscious buyers or those prioritizing manufacturing certification should review Nutricost and NOW.

Ultimately, the most critical factor is choosing a copper in a bioavailable form that matches your dosage needs, ensuring your body can actually use the mineral you’re paying for.