Description

Zinc is an essential micronutrient that plays a key role in growth and development, immune function, and testosterone metabolism, along with numerous other functions.* It is the second most abundant trace mineral in the body, second only to iron.

Clinical studies have demonstrated that zinc picolinate exhibits superior absorption compared to zinc citrate and zinc gluconate, with significantly higher amounts of zinc found in hair, urine, and red blood cells when supplementing with zinc picolinate.*

Zinc Picolinate is zinc bound to picolinic acid, which is produced in the body from the amino acid tryptophan. Picolinic acid facilitates the absorption of zinc in the small intestine.


Benefits of Thorne’s Zinc Picolinate  

  • Supports the development and function of cells related to the immune system*
  • Helps maintain T-cell function, white blood cells that balance the body’s normal inflammatory response during times of immune stress*
  • Promotes cellular skin repair*
  • An essential nutrient for eye health*
  • Helps protect cells against oxidative stress*
  • Supports the body’s normal production of testosterone, a hormone essential for promoting lean muscle mass* 


Beneficial for Athletes

  • Replenishes zinc lost through sweat in athletes with high sweat outputs*
  • Supports the immune system during times of increased training*


Features of Thorne’s Zinc Picolinate

  • Available in both 15-mg and 30-mg doses
  • NSF Certified for Sport®
  • Zinc picolinate has a long history of use as a supplement and has been the subject of numerous clinical studies  


Thorne offers two different forms of zinc – zinc picolinate and zinc bisglycinate. Both forms exhibit superior absorption rates compared to the citrate, gluconate, and oxide forms of zinc. Although zinc bisglycinate has data showing better absorption compared to zinc picolinate, zinc picolinate has a longer history of use as a supplement and has been the subject of more clinical studies.

Because athletes need to know their supplements are trustworthy and compliant, every batch of an NSF Certified for Sport® product is tested for compliance with label claims and to ensure the absence of nearly 300 substances banned by many major athletic organizations.

Suggested Use:

Take 1 capsule daily or as recommended by your health-care practitioner.

Warnings:

ALLERGY WARNING

This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients.

PREGNANCY

If pregnant, consult your health-care practitioner before using this product.

INTERACTIONS

Zinc can inhibit the absorption of copper. Long-term zinc supplementation should include copper in a 15:1 (Zn:Cu) ratio.

FAQs
Frequently asked question

Is Zinc Picolinate 30 mg worth buying compared to other zinc supplements?

Yes. Zinc picolinate has been shown in clinical studies to absorb better than zinc citrate and zinc gluconate, meaning your body actually uses more of what you take. This product is also NSF Certified for Sport, so athletes and serious fitness enthusiasts can trust it's free from banned substances. If you want a zinc supplement that delivers real results backed by research and third-party testing, this is a strong choice.

Where can I buy Zinc Picolinate 30 mg and does it come with a satisfaction guarantee?

You can purchase Zinc Picolinate 30 mg directly on this page. We recommend buying from our official store to ensure product authenticity and quality. Many customers also appreciate our hassle-free return policy — if you're not satisfied, reach out to our support team. Purchasing directly also gives you access to the most current pricing, bundle options, and any active promotions.

What does NSF Certified for Sport mean on this product?

NSF Certified for Sport means the product has been independently tested and verified to be free from banned substances, contaminants, and label inaccuracies. It's one of the most trusted third-party certifications for athletes, used by professional sports organizations worldwide. If you compete or are subject to drug testing, this certification gives you confidence that what's on the label is exactly what's in the bottle.

What are the benefits of taking zinc for sports performance?

Zinc plays a critical role in testosterone metabolism, immune function, muscle recovery, and overall growth and development. For athletes, maintaining optimal zinc levels can support hormonal balance and faster recovery after intense training. Since zinc is lost through sweat, athletes are often at higher risk of deficiency, making supplementation especially relevant for those with active lifestyles.

How much zinc is in each serving and how should I take it?

Each serving provides 30 mg of zinc in the highly bioavailable picolinate form. For best results, follow the dosage instructions on the label. Zinc is often taken with food to minimize stomach discomfort. Avoid taking it alongside calcium or iron-rich foods or supplements, as these can interfere with absorption. Always consult a healthcare professional if you have specific health conditions or take other medications.

Why is zinc picolinate considered better absorbed than other forms of zinc?

Clinical research comparing zinc forms found that zinc picolinate produced significantly higher zinc levels in hair, urine, and red blood cells compared to zinc citrate and zinc gluconate. The picolinate molecule helps transport zinc more efficiently across the intestinal wall. This superior bioavailability means your body retains and uses more zinc per dose, potentially making it a more effective option than cheaper zinc forms.

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