Best Kelp Supplements [2022]

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You can trust our selection for Kelp Supplements Reviews. Because We have worked hard studying and analyzing 36049 reviews for Kelp Supplements and rating them. It was a difficult job to list only ten products for Kelp Supplements where thousands of them available online. I hope it will help you to take final decision for Best Kelp Supplements.

Comparison Chart for Best Kelp Supplements

36049 reviews were considered when writing our recommendations for the Kelp Supplements in this article.

NoProductScoreAction
1Nature's Way Kelp; 600 mg Non-GMO Project Verified Gluten Free Vegetarian; 100 Count9.4Check Latest Price
2NOW Supplements, Kelp 325 mcg of Natural Iodine9.4Check Latest Price
3Nature's Way Kelp 600 mg Non-GMO Project Verified Gluten Free Vegetarian; 180 Count (Packaging May Vary)9Check Latest Price
4NOW Supplements, Kelp 150 mcg of Natural Iodine9Check Latest Price
5Solgar North Atlantic Kelp8.8Check Latest Price
6Raw Whole Food Iodine from Organic Kelp (Ascophyllum Nodosum) by Peak Performance. Thyroid Support Supplement. Great Metabolism Booster8.4Check Latest Price
7Life Extension Sea-Iodine Capsules8.2Check Latest Price
8Country Life Norwegian Kelp 225 mcg8.2Check Latest Price
9Sea Kelp 325mcg 200 Veggie Capsules ( Non-GMO & Gluten Free, Made with Organic kelp) Supports Thyroid Health* Supports Healthy Weight and Energy*8.2Check Latest Price
10Swanson Kelp Iodine Source 225 mcg 250 Tabs8.2Check Latest Price

Table Of Content:

1. Nature’s Way Kelp; 600 mg Non-GMO Project Verified Gluten Free Vegetarian; 100 Count

  • SUPERIOR QUALITY STANDARDS: Our Kelp is carefully tested and produced to superior quality standards.
  • CONTAINS IODINE: Nature’s Way Kelp is a nutritional seaweed guaranteed to contain iodine.
  • NON-GMO PROJECT VERIFIED: We’re proud partners with The Non-GMO Project.
  • GLUTEN-FREE AND VEGETARIAN: Our Kelp is gluten free and vegetarian, made from plant-derived capsules.
  • SERVING RECOMMEDATION: Take 1 capsule daily. Do not exceed recommended dose.
  • Kelp is a nutritional seaweed
  • This species of kelp grows in coastal ocean waters from 1 to 10 feet deep with the tide
  • Nature’s Way uses whole dried plant guaranteed to contain 0.06% iodine

2. NOW Supplements, Kelp 325 mcg of Natural Iodine

  • SUPER GREENS/325 mcg OF NATURAL IODINE: NOW Kelp delivers the natural nutrient profile found in Genuine Whole Foods.
  • SUPPORTS HEALTHY THYROID FUNCTION*: Kelp is an excellent source of iodine, which has been shown to be essential for healthy thyroid function.
  • CLASSIFICATIONS/CERTIFICATIONS: Non-GMO, Kosher, Dairy Free, Egg Free, Nut Free, Soy Free, Vegan/Vegetarian.
  • GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
  • Packaged in the USA by a family owned and operated company since 1968
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers’ recommendations, when provided.

3. Nature’s Way Kelp 600 mg Non-GMO Project Verified Gluten Free Vegetarian; 180 Count (Packaging May Vary)

  • SUPERIOR QUALITY STANDARDS: Our Kelp is carefully tested and produced to superior quality standards.
  • CONTAINS IODINE: Nature’s Way Kelp is a nutritional seaweed guaranteed to contain iodine.
  • NON-GMO PROJECT VERIFIED: Nature’s Way Kelp is produced according to the best practices for GMO avoidance.
  • GLUTEN-FREE AND VEGETARIAN: Contains no sugar, salt, yeast, wheat, soy, corn, dairy products, artificial colors, flavors or preservatives.
  • SERVING RECOMMEDATION: Take 1 capsule daily. Do not exceed recommended dose.

4. NOW Supplements, Kelp 150 mcg of Natural Iodine

  • 150 mcg OF NATURAL IODINE: Kelp is a large, leafy seaweed belonging to the brown algae family that grows in “forests” in the colder waters of the world’s oceans.
  • SUPPORTS HEALTHY THYROID FUNCTION*: Excellent source of iodine, which has been shown to be essential for healthy thyroid function.
  • EASIER TO SWALLOW TABLETS: Kelp has been used for centuries as an important nutritious staple ingredient in Chinese, Japanese, and Korean cuisines.
  • GMP Quality Assured: NPA A-rated GMP certification means that every aspect of the NOW manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation).
  • Packaged in the USA by a family owned and operated company since 1968.
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers’ recommendations, when provided.

5. Solgar North Atlantic Kelp

  • Natural Source Of Iodine; Kelp is derived from the sea; It is a naturally rich source of iodine, which is an essential component of the thyroid hormone that plays a role in growth, development and control of metabolic rate.
  • Healthy Thyroid Function; The iodine from kelp helps to support healthy thyroid hormone levels; Thyroid hormone also helps regulate the function of mitochondria, which are the energy-producing components of cells.
  • Gluten, Wheat & Dairy Free; Solgar North Atlantic Kelp is kosher, and free of: gluten, wheat, dairy, soy, yeast, sugar, artificial flavor, sweetener, preservatives, and color; Suitable for vegetarians.
  • The Gold Standard: For over 70 years, Solgar has been committed to quality, health, and well-being.
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers’ recommendations, when provided.

6. Raw Whole Food Iodine from Organic Kelp (Ascophyllum Nodosum) by Peak Performance. Thyroid Support Supplement. Great Metabolism Booster

  • Most Iodine supplements use weak formulas with synthetic vitamins as well as fillers.
  • Potency & Maximum Absorption – Raw whole food is better digested and assimilated into the body.
  • Vegan Formulated – Free of Gluten, GMOs, Additives, Preservatives, Artificial Colors, Soy, and Dairy.
  • Important – Most Supplements Sold Online Are Not 3rd Party Tested! This is a dirty secret that many supplement sellers don’t want you to know that their products are NOT independently 3rd party tested outside of their own facilities.
  • Over 400,000 Happy Customers + 1-for-1 Donation To Vitamin Angels.

7. Life Extension Sea-Iodine Capsules

  • NEW SIZE: LifeExtension Sea Iodine 1000mcg in Vegetarian Capsules
  • BIOAVAILABLE: Food-Grade Iodine from natural seaweed source for thyroid support
  • ENHANCED Iodine supplement from Kelp and Bladderwack extracts and potassium iodide
  • SMALL CAPSULES: Easy to swallow
  • ADD to your cart because this supplement is NON GMO and VEGETARIAN

8. Country Life Norwegian Kelp 225 mcg

  • NORWEGIAN KELP IS A TYPE OF SEAWEED THAT IS LOADED WITH TRACE MINERALS, AMINO ACIDS AND VITAMINS – Green Superfood.
  • A RICH SOURCE OF CALCIUM – Calcium may help aid against heartburn and is an essential mineral bones and teeth.
  • KELP IS AN EXCELLENT NATURAL SOURCE OF IODINE
  • KEEPS YOUR METABOLISM RUNNING AT AN OPTIMAL LEVEL .- Helps maintain ideal body weight
  • THYROID GLAND IS THE PART OF YOUR BODY RESPONSIBLE FOR THE WAY YOU USE ENERGY AND BURN CALORIES – May increase energy production.

9. Sea Kelp 325mcg 200 Veggie Capsules ( Non-GMO & Gluten Free, Made with Organic kelp) Supports Thyroid Health* Supports Healthy Weight and Energy*

  • Each capsule contains 325 mcg of Natural Iodine from Kelp.
  • Supports Thyroid Health* Supports Healthy Immune System* Supports Healthy Metabolism and Weight Management* Supports Energy and Endurance*.
  • We source ingredients exclusively from partners who share our rigor for quality, choosing ingredients that meet stringent requirements, such as: identity, purity, potency and bioavailability, so you can achieve the maximum benefits.
  • Family owned, we fully understand the uncertainty and risk of trying new supplements.
  • Manufactured in the USA , in a cGMP registered facility with the highest manufacturing and sourcing standards.

10. Swanson Kelp Iodine Source 225 mcg 250 Tabs

  • p>Unique formula to help support thyroid health

  • p>An ocean plant, kelp is packed with nutrients and is a rich source of iodine, a mineral essential to healthy thyroid function

    .
  • p>Formula is standardized to 0.4% iodine

  • Per GMP guidelines set forth by the FDA, most products are formulated for 24 months from the date of manufacture.

How To Choose The Best Kelp Supplements

Does the thought of finding a great Kelp Supplements stress you out? Has your mind been juggling between choices when it comes to buying Kelp Supplements in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect Kelp Supplements for themselves. We understand the stress associated with the buying process!

Since you’re here, you are obviously curious about Kelp Supplements. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.

There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.

But that’s not always easy, right? That's why we've taken time to compile a list of the best Kelp Supplements in today's market, on your behalf, so that there will be no more worries for you.

How did we come up with the list, you ask? How did we create this buying guide?

  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best Kelp Supplements currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-

  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.


Top Kelp Supplements brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.

  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top Kelp Supplements based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the Kelp Supplements before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the Kelp Supplements they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good Kelp Supplements, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your Kelp Supplements before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable Kelp Supplements will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good Kelp Supplements if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated Kelp Supplements on the market, the products that got mostly negative ratings get filtered and discarded.
These are the criteria we have chosen our Kelp Supplements on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.

Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any Kelp Supplements featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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