Thyroid Glandular+Freeze Dried, Grass-Fed Bovine Desiccated Thyroid Supplement (Raw) 150 mg
$46.75 — or subscribe to save 10%
- 100% natural whole thyroid gland: each serving provides full-spectrum thyroid enzymes & cofactors to help fill in the gaps from synthetic meds*
- Minimally processed for potency: our freeze-drying process preserves the biological activity of the glandular tissue, ensuring maximum potency in every capsule*
- Comprehensive thyroid support: provides raw materials to help support healthy T4, T3, T2 & T1 levels*
- Grass-fed sourcing: sourced from pasture-raised, mostly grass-fed cattle from New Zealand or Argentina

Formulated by Thyroid Expert Dr. Westin Childs
Does it Feel Like Your Thyroid Medication Isn’t Working?
It’s not you, it’s your treatment. The most commonly prescribed thyroid medications (like levothyroxine and Synthroid) only provide a single storage hormone: T4. But your body needs more than that.
Thyroid Glandular+ makes up the difference where synthetic meds fail.
It’s a premium source of naturally occurring thyroid cofactors and raw materials (supporting T4, T3, T2, and T1) to help restore balance and provide the “whole-gland” support your system needs to finally feel 100% again.*
Research-Backed Ingredients

Grass-Fed Desiccated Bovine Glandulars 150 mg
We take the entire thyroid gland from grass-fed, pasture-raised cattle and freeze-dry it into a capsule. That means you get the full spectrum of thyroid hormones, enzymes, and cofactors in their natural form, not a synthetic version your body has to figure out how to use.

Selenium (as l-selenomethionine) 50 mcg
Selenium is probably the single most important mineral for thyroid patients. Your thyroid gland uses it to convert T4 into the active T3 hormone[1] and to protect itself from oxidative damage.[2] Most thyroid patients don’t get nearly enough, and that’s a problem this formula solves.

L-Tyrosine & Natural Iodine Sources
Your thyroid gland combines iodine and tyrosine to build every thyroid hormone it makes: T4, T3, T2, and T1.[4] If you’re running low on either one, hormone production slows way down. Our thyroid support formula provides both in natural forms so your body can use them.

Adrenal, Spleen, Thymus & Pituitary Gland
When your thyroid goes down, it drags your adrenals, immune system, and brain (pituitary) down with it.[8][11] That’s why this formula doesn’t just target your thyroid. It includes glandular support for your adrenals, spleen, thymus, and pituitary, so your entire body recovers along with your thyroid.
Quality Sourcing

Grass-Fed Bovine Source
Carefully selected grass-fed sourcing ensures the cleanest, most nutrient-dense support without the risk of thyroid-disrupting compounds.

All-Natural (Not Synthetic)
Unlike synthetic alternatives, our all-natural thyroid support contains ingredients your body can actually recognize and use.

Natural Iodine Sources
Naturally occurring iodine provides your thyroid with the building blocks it needs to produce vital thyroid hormones for metabolism & well-being.

Freeze-Dried & Raw
Our manufacturing process ensures that the vital thyroid hormones, compounds, and bioactive ingredients remain potent and active from encapsulation to consumption.
Thyroid Gland Powder 150mg
Thyroid gland powder is sourced from the thyroid gland of cows. We take the full thyroid gland – enzymes, hormones, and all – and stick it into a capsule for you to take by mouth.
Why?
Because, believe it or not, this is the single best way to get everything your thyroid needs.
The thyroid gland of certain animals, like cows and pigs, is very similar to that of humans. They create the same hormones in almost the same concentration.
So when you take thyroid gland powder from a pig or a cow, you are putting back into your body the exact hormones, enzymes, minerals, and raw ingredients that your thyroid needs to function.
And when your thyroid isn’t working as it should, this makes you feel a whole lot better.
Adrenal Gland Powder
Like our thyroid gland powder, our adrenal gland powder is also sourced from the adrenal glands of cows.
Why do thyroid patients need it?
Because when your thyroid goes down, it takes your adrenals with it.[8] And when that happens, you start to feel a drag in your energy, the inability to ever feel recharged – even after a full night’s rest – and the iconic midday thyroid crash around 2 pm.
What we’ve found is this:
When thyroid patients support their thyroid and adrenals at the same time, they feel better. It’s that simple.
For this reason, adrenal gland powder is included in every capsule.
Selenium
Selenium is probably the #1 most important mineral for your thyroid. Enzymes in your thyroid gland use it to create glutathione[2] and convert T4 into T3.[1]
It also keeps your thyroid gland safe when you take ingredients like iodine (which is required for thyroid function).[2]
You need selenium, and most thyroid patients don’t get enough.[3] If that’s you, Thyroid Glandular+ has you covered.
Iodine
Iodine is the building block your thyroid gland uses to create all thyroid hormones.[4] Without it, you wouldn’t exist.
But getting the right amount is important: too much and you will set your thyroid into overdrive. Too little and you won’t notice a difference.
Thyroid Glandular+ contains the ideal amount of iodine in every capsule to ensure your thyroid gets exactly what it needs.
L-Tyrosine
This essential amino acid pairs perfectly with iodine to help your body create thyroid hormones.[4] If iodine is the arms, tyrosine is the body.
Beyond thyroid hormone production, your body also uses it to create neurotransmitters and adrenal hormones.
That means taking it helps your brain feel more relaxed and your energy level feel more stable.
Irish Moss
This nutrient-dense red algae is rich in potassium, iodine, calcium, and fiber.[5]
Your body and thyroid use these minerals to function in the way they were designed.
Pituitary Gland Powder
Most patients (and doctors) focus solely on their thyroid gland, but that misses the bigger picture:
If you want your thyroid to function at 100%, you must also look at your brain.
And that’s where this pituitary gland powder steps in.
By supporting your pituitary gland, you can ensure your body is sending the right signals (from your brain) to your thyroid gland.[11]
When your brain and thyroid are on the same page, everything works better.
Bladderwrack
Bladderwrack is a type of brown seaweed that’s been used for centuries to support thyroid health.
It’s one of the richest natural sources of iodine available, which your thyroid gland needs to produce T4 and T3.[6]
And it also contains highly bioactive compounds like fucoidan that help support a healthy metabolism and provide thyroid gland protection.[7]
Bottom line? It’s a super seaweed for your thyroid.
Spleen
What does your spleen have to do with your thyroid? More than you might think.
Your spleen plays a critical role in your immune system, filtering blood and recycling old red blood cells.[12]
This matters to thyroid because the #1 cause of thyroid dysfunction is the autoimmune disease Hashimoto’s.[13]
Our spleen glandular extract provides the raw nutrients, peptides, and compounds your immune system needs to help regulate itself so it doesn’t attack itself.
Thymus Gland Powder
The thymus gland is where your immune system matures and learns the difference between itself and foreign invaders.[9][10]
For many thyroid patients, this process doesn’t work as planned, leading to autoimmune attack on the thyroid gland.[12][13]
Our thymus gland extract provides targeted support to help keep your immune system in check.
Dulse
Dulse is a red seaweed packed with naturally occurring iodine, iron, potassium, and B vitamins.[5]
Like Irish moss and bladderwrack, it provides your thyroid with trace minerals from a whole-food source that your body recognizes and absorbs easily.
It also provides iron, which many thyroid patients are deficient in, making it a perfect complement to the other ingredients in this formula.
Simple To Use

How to use for
Thyroid Support
Take 2 capsules daily to start, and increase to 4 capsules as needed. Take without food, 30-60 minutes away from thyroid medication (if you take any).
See How Thyroid Glandular+ Compares
Thyroid Glandular+
|
Other Thyroid Supplements |
Thyroid Medication |
Regular Supplements |
|
|---|---|---|---|---|
| Full spectrum thyroid compounds | ✓ | ✕ | ✕ | ✕ |
| Available without Rx | ✓ | ✓ | ✕ | ✓ |
| Natural source (not synthetic) | ✓ | ? | ✕ | ? |
| Grass-fed | ✓ | ? | ✕ | ✕ |
| Freeze-dried for potency | ✓ | ✕ | ✕ | ✕ |
| High customer approval | ✓ | ? | ? | ✕ |
| Made for thyroid patients | ✓ | ✓ | ✓ | ✕ |
| Usable with thyroid meds | ✓ | ? | ✓ | ? |
| Thyroid safe | ✓ | ? | ✓ | ✕ |
| Created by thyroid expert | ✓ | ? | ✕ | ✕ |
| 60 day guarantee | ✓ | ✕ | ✕ | ✕ |
Frequently Asked Questions
Can Thyroid Glandular+ be taken with my thyroid medication?
Absolutely! Thyroid Glandular+ was formulated to work with all thyroid medications, including T4 formulations, T3 formulations, NDT formulations, and compounded thyroid medications.
For best results, I do recommend that you take Thyroid Glandular+ on an empty stomach and at least 30-60 minutes away from your thyroid medication (before or after).
Does this product contain animal ingredients?
Yes! Thyroid gland powder, adrenal gland, thymus, and spleen are all sourced from bovine (cow).
How do you take Thyroid Glandular+?
Take 2 capsules each day before noon at least 30-60 minutes away from your thyroid medication (if you take any) and food.
You can take up to 4 capsules each day as the maximum dose. It’s not required to be taken away from food, but it is preferable to do so when possible!
How long will it take to see results?
Thyroid function is slow to respond when compared to other hormone systems in the body.
It takes 6 weeks of daily use of any thyroid hormone or thyroid support supplement before your body will reach a steady state, which means it will take this long before it completely enters your system.
It’s usually around this time that you will start to see changes in how you are feeling, but I recommend using any thyroid support supplement or medication for at least 90 days before determining whether or not it’s working for you.
What animal does the thyroid gland come from?
The thyroid gland comes from cows (bovine sourced) that live in New Zealand and/or Argentina.
They come from these countries because these countries do not have any recorded cases of mad cow disease and because the areas are large enough to accommodate grazing on grass.
Are the animals grass-fed?
The cattle are primarily grass-fed (96%+).
How is this product different from Armour Thyroid and other NDT formulations?
Thyroid glandulars are very similar to Natural Desiccated Thyroid formulations with a few notable differences:
The first is that NDT formulations like Armour Thyroid and NP Thyroid contain standardized amounts of T4 and T3 in each unit of measurement or grain.
Given their source, thyroid glandulars also likely contain some amount of T4, T3, T2, and T1, but their dose is unknown and likely changes from lot to lot.
Another big difference is their availability.
Armour Thyroid and NP Thyroid are available only as prescriptions and require a doctor to obtain them.
Thyroid glandulars are available over the counter and can be purchased by anyone.
It’s for these reasons that many thyroid patients opt to take glandulars.
How long should I take it for?
I recommend using Raw Thyroid Glandular+ as long as it is working for you. It’s safe to use long-term or short-term.
What if I don’t have a thyroid?
Thyroid Glandular+ is a great option if you no longer have a thyroid because it contains ingredients from the animal thyroid gland that are simply no longer available in your body.
What if my thyroid has been ablated with RAI (radioactive iodine)?
This product is a great option if you have undergone radioactive iodine because your thyroid is no longer working and no longer producing the hormones that it used to.
What if I have Hashimoto’s thyroiditis?
Is it dangerous to take animal thyroid and adrenal glands?
Not at all! There has never been a reported case of harm from taking bovine thyroid or adrenal gland, and all of our lots are third-party tested for bacteria, viruses, fungi, and other pathogens.
They also come from areas that have never reported serious infections in animals. In other words, the ingredients are clean and safe to take.
Is the Iodine in this supplement safe?
Yes! Raw Thyroid Glandular+ contains natural sources of iodine, which is combined with selenium to protect your thyroid gland.[2]
It is a myth that thyroid patients and patients with Hashimoto’s should avoid iodine because it is an ESSENTIAL nutrient for your thyroid gland![4] Avoiding it will lead to iodine deficiency and worsening thyroid function.
How does shipping work?
All domestic orders receive free shipping regardless of price. Orders are typically processed within 1 business day, are shipped out via USPS Ground Advantage, and typically arrive within 1-3 business days.
We also offer intentional shipping to most countries! International orders ship free if the order value is greater than $250 USD. Otherwise, the price of shipping is calculated on the checkout page. We primarily use USPS for international shipments.
What is your Return/Refund Policy?
All of my products come with a 60-day money-back guarantee. I’m confident that my products will work for you but, in case they don’t, for whatever reason, you can return them for a full refund within 60 days. It makes purchasing them a no-brainer!
You can find more information about our return and refund policy by clicking here.
Are your supplements regulated for quality?
Yep! Every single batch of supplements undergoes third-party testing for heavy metals, pathogens, ingredient profiles, and purity. In addition, my products are produced in a GMP-compliant facility in the United States.
What if I have other questions?
Don’t hesitate to reach out! Please email us at hello@restartmed.com, and we will do our best to get back to you within a day or so! You can also call us here: (480) 331-9431.
Questions about our quality standards? Please see this article for more information.
Used by over 100,000 people who have left over 15,000 reviews
Ingredients That Work
Ingredients and dosages are thoughtfully chosen, relentlessly tested, and continually refined.
Physician Formulated
All formulas have been created by Dr. Westin Childs based on his clinical experience and evaluation of peer-reviewed scientific research.
Made in the USA
Our supplements are proudly made in the USA, with globally sourced ingredients, in an FDA-registered, NSF-certified GMP facility, and shipped from Mesa, Arizona.
Third-Party Tested
Every single supplement lot is third-party tested for heavy metals, microbes, mold, and contaminants by an ISO-accredited lab testing facility.
Free Domestic Shipping
Every order (regardless of price) placed in the U.S.A. will ship free with USPS.
60-Day Money Back Guarantee
If you don’t love your supplements, then you can return them for a full refund! No questions asked and no hoops to jump through.
Scientific References
View All References
1. Kobayashi, R., et al. (2021). Thyroid function in patients with selenium deficiency exhibits high free T4 to T3 ratio. Clinical Pediatric Endocrinology. doi:10.1297/cpe.30.19.
2. Ruggeri, R.M., et al. (2020). Selenium exerts protective effects against oxidative stress and cell damage in human thyrocytes and fibroblasts. Endocrine. doi:10.1007/s12020-019-02171-w.
3. Huwiler, V.V., et al. (2024). Selenium supplementation in patients with Hashimoto thyroiditis: a systematic review and meta-analysis of randomized clinical trials. Thyroid. doi:10.1089/thy.2023.0556.
4. Szybinski, Z. (2017). Role of iodine in metabolism. Recent Patents on Endocrine, Metabolic & Immune Drug Discovery. doi:10.2174/1872214811666170119110618.
5. Darias-Rosales, J., et al. (2020). Risk assessment of iodine intake from the consumption of red seaweeds (Palmaria palmata and Chondrus crispus). Environmental Science and Pollution Research. doi:10.1007/s11356-020-10478-9.
6. Catarino, M.D., et al. (2018). Phycochemical constituents and biological activities of Fucus spp.. Marine Drugs. doi:10.3390/md16080249.
7. Luthuli, S., et al. (2019). Therapeutic effects of fucoidan: a review on recent studies. Marine Drugs. doi:10.3390/md17090487.
8. Abdullatif, H.D. & Ashraf, A.P. (2006). Reversible subclinical hypothyroidism in the presence of adrenal insufficiency. Endocrine Practice. doi:10.4158/EP.12.5.572.
9. Aiuti, F., et al. (1979). Immunologic and clinical investigation on a bovine thymic extract: therapeutic applications in primary immunodeficiencies. Pediatric Research. doi:10.1203/00006450-197907000-00001.
10. Fiocchi, A., et al. (1986). A double-blind clinical trial for the evaluation of the therapeutical effectiveness of a calf thymus derivative (Thymomodulin) in children with recurrent respiratory infections. Thymus.
11. Costa-e-Sousa, R.H. & Hollenberg, A.N. (2012). Minireview: the neural regulation of the hypothalamic-pituitary-thyroid axis. Endocrinology. doi:10.1210/en.2012-1467.
12. Rydzewska, M., et al. (2018). Role of the T and B lymphocytes in pathogenesis of autoimmune thyroid diseases. Thyroid Research. doi:10.1186/s13044-018-0046-9.
13. Caturegli, P., et al. (2014). Hashimoto thyroiditis: clinical and diagnostic criteria. Autoimmunity Reviews. doi:10.1016/j.autrev.2014.01.007.
Additional information
| Weight | 0.25 lbs |
|---|---|
| Dimensions | 2.5 × 2.5 × 5 in |
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
**Results may vary.
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