Thyroid Support Supplements Manufacturers and Recent Developments

Which are the Top Companies in the Thyroid Support Supplements Market?

Nature’s Way/Nature's Bounty
Solgar
GNC (General Nutrition Centers)
Nutraceutical/Matrix brands
Jarrow Formulas
Himalaya
Ritual/Care/of/D2C startups 
Vitamins & Supplements arms of major pharma (Bayer/Nestlé Health Science via brands)
Vitabiotics/Swisse
MegaFood
Doctor-recommended brands
Nutraceutical ingredient suppliers: DSM, BASF
Ayurvedic/herbal formulators
Regional e-commerce startups/private label brands
Specialist thyroid supplement brands

Market Growth

The global thyroid support supplements market size is calculated at US$ 2.27 in 2025, grew to US$ 2.48 billion in 2026, and is projected to reach around US$ 5.5 billion by 2035. The market is expanding at a CAGR of 9.26% between 2026 and 2035.

Thyroid Support Supplements Market Size 2025-2035

Top Vendors & Their Offerings

NOW Foods (Illinois, U.S.)

Strength: Offers affordable, high-quality non-GMO and Kosher products
Product: Thyroid Energy

Thorne Research (South Carolina, U.S.)

Strength: Clinically backed, pure, and highly reliable ingredients
Product: Thyrocsin

Klaire Labs / Pure Encapsulations (Massachusetts, U.S.)

Strength: High-quality and hypoallergenic supplement formulations
Product: Thyroid Support Complex

Life Extension (Florida, U.S.)

Strength: Expertise in anti-aging and cutting-edge nutritional science
Product: Thyroid Assist

Gaia Herbs (North Carolina, U.S.)

Strength: Specializes in herbal supplement formulations
Product: Thyroid Support

Company Landscape

Top Company 1: NOW Foods

Company Overview

Corporate Information:
- Headquarters: Bloomingdale, Illinois, USA
- Year Founded: 1968
- Ownership Type: Privately held (Family-owned)
History and Background:
- Started as a small, family-owned business distributing supplements and natural foods in the Chicago area.
- Grew into one of the largest independent manufacturers of natural products in the USA.
- Strong focus on quality, affordability, and extensive in-house testing/manufacturing.
Key Milestones/Timeline:
- 1968: Founded by entrepreneur Elwood Richard.
- 1991: Opens state-of-the-art manufacturing facility in Bloomingdale, IL.
- 2003: Receives A-rated Good Manufacturing Practice (GMP) certification from the Natural Products Association (NPA).
- 2017: Expands facilities to include a new distribution center and manufacturing plant.
Business Overview:
- Manufactures and distributes nutritional supplements, essential oils, natural foods, and personal care products.
Business Segments/Divisions:
- Nutritional Supplements (Vitamins, Minerals, Herbal Extracts, Sports Nutrition)
- Natural Foods (Oils, Sweeteners, Flours)
- Personal Care (Essential Oils, Cosmetics)
- NOW Pets
Geographic Presence:
- Global: Products distributed to over 70 countries worldwide.
- Strongest Presence: North America (USA, Canada).
Key Offerings:
- Thyroid Support: NOW Thyroid Energy™, L-Tyrosine, Selenium, Iodine, and various B-vitamins crucial for thyroid function.
- Multivitamins, single minerals, herbal supplements, and sports nutrition products.
End-Use Industries Served:
- Retail consumers (Direct-to-Consumer via e-commerce/brick-and-mortar)
- Health Food Stores
- Mass-market retailers
- Healthcare Practitioners (Indirectly)
Key Developments and Strategic Initiatives:
- Mergers & Acquisitions: N/A (Focuses on organic growth and in-house capabilities).
- Partnerships & Collaborations: Maintains partnerships with environmental and sustainability organizations.
- Product Launches/Innovations: Ongoing development focusing on bioavailability, clean-label, and non-GMO formulations. Introducing more organic and whole-food-based options.
- Capacity Expansions/Investments: Continuous investment in manufacturing and analytical labs for rigorous quality control.
- Regulatory Approvals: Maintains high compliance with FDA/GMP standards; actively involved in challenging fraudulent claims in the supplement industry.
Distribution channel strategy:
- Multi-channel: Strong presence in online retail (e-commerce, Amazon), natural food stores, and conventional retail/pharmacies.
Technological Capabilities/R&D Focus:
- Core Technologies/Patents: Focus on advanced analytical testing methods for identity, purity, and potency.
- Research & Development Infrastructure: Extensive in-house testing laboratories (including chemical, microbiological, and sensory labs).
- Innovation Focus Areas: Bioavailability, clean-label ingredients, and third-party testing transparency.
Competitive Positioning:
- Strengths & Differentiators: Vertical integration (in-house manufacturing and testing), commitment to affordability, and high quality-control standards. Known for extensive testing against competitors.
- Market presence & ecosystem role: A dominant independent leader in the affordable, high-quality segment of the supplements market; estimated to hold a 10% market share in Thyroid Support Supplements (2024).
SWOT Analysis:
- Strengths: Strong brand trust/recognition, excellent quality control (in-house labs), competitive pricing, broad product line.
- Weaknesses: Private ownership limits public financial transparency; perception as a budget brand in some premium circles.
- Opportunities: Growing demand for non-GMO/organic products, expansion of international distribution, and increased focus on condition-specific formulas like thyroid support.
- Threats: Increased regulatory scrutiny on supplements, intense price competition, and fraudulent products in the market.
Recent News and Updates:
- Press Releases (Latest 2024/2025): Continues to issue public statements and perform third-party tests on competitor products to expose misleading labeling and quality issues, emphasizing industry transparency in late 2024/2025.
- Industry Recognitions/Awards: Frequently recognized by natural products associations for product quality and customer service.

Top Company 2: Nestlé S.A. (Nestlé Health Science)

Company Overview

Corporate Information:
- Headquarters: Vevey, Vaud, Switzerland
- Year Founded: 1866
- Ownership Type: Publicly Traded (SIX: NESN)
History and Background:
- Nestlé is a massive multinational food and beverage processing conglomerate.
- Nestlé Health Science (NHS) was established in 2011 to focus on science-based nutritional health solutions.
- Its significant presence in the thyroid support and broader supplement market was greatly amplified by the $5.75 billion acquisition of The Bountiful Company in 2021, which includes major supplement brands like Nature's Bounty and Solgar.
Key Milestones/Timeline:
- 1866: Nestlé was founded.
- 2011: Nestlé Health Science (NHS) is created.
- 2021 (April): Nestlé, in partnership with KKR, acquires the core brands of The Bountiful Company (including Nature's Bounty, Solgar, Osteo Bi-Flex, and Puritan's Pride) for $5.75 billion, significantly boosting its presence in the vitamin and supplement space, which includes thyroid support products.
- 2022-2025: Continues integrating acquired brands and leveraging the global distribution network.
Business Overview:
- Parent Company (Nestlé): World's largest food company.
- Nestlé Health Science (NHS): A global leader in nutrition, focusing on Consumer Care, Medical Nutrition, and Vitamins, Minerals, and Supplements (VMS), where thyroid support falls.
Business Segments/Divisions:
- Parent Segments: Powdered and Liquid Beverages, Water, Milk Products and Ice Cream, Nutrition and Health Science, Prepared Dishes and Cooking Aids, Confectionery.
- NHS Segments: Consumer Care (VMS, Active Nutrition), Medical Nutrition.
Geographic Presence:
- Global: Operates in nearly every country worldwide.
- VMS Market: Strong presence in North America and Europe via brands like Nature's Bounty and Solgar.
Key Offerings:
- Thyroid Support (via NHS brands): Nature's Bounty Thyroid Support, Solgar Formula VM-75, and specific single-ingredient supplements (Selenium, Iodine, B12, Ashwagandha) from Nature's Bounty, Solgar, and Pure Encapsulations (another NHS brand focused on practitioner lines).
- Wide range of VMS, medical nutrition, digestive health, and protein products.
End-Use Industries Served:
- Mass-market retail (Supermarkets, Pharmacies)
- E-commerce
- Healthcare/Clinical Settings (Medical Nutrition)
- Health Food Stores (via specialized brands like Solgar)
Key Developments and Strategic Initiatives:
- Mergers & Acquisitions: Acquisition of The Bountiful Company (2021), significant portfolio expansion in the VMS market. Acquisition of Persona (personalized nutrition) in 2019.
- Partnerships & Collaborations: Collaborations with biotech firms and research institutions to develop personalized and evidence-based nutritional products.
- Product Launches/Innovations: Focus on integrating scientifically-backed ingredients and moving towards cleaner labels and sustainable packaging across the portfolio. Launch of ThyroLove (a thyroid and immune support supplement) by a partner in the US in late 2025 (as mentioned in a future forecast).
- Capacity Expansions/Investments: Ongoing investment in R&D and manufacturing to support the VMS portfolio's growth, leveraging Nestlé's global supply chain.
- Regulatory Approvals: Operates under strict regulatory compliance globally; leverages scientific rigor for product claims.
Distribution channel strategy:
- Omnichannel: Utilizes Nestlé's vast global retail network (supermarkets, hypermarkets, drug stores) complemented by a strong push in e-commerce and specialized health/practitioner channels for its premium brands (e.g., Pure Encapsulations).
Technological Capabilities/R&D Focus:
- Core Technologies/Patents: Extensive portfolio of patents in nutritional science, delivery systems, and clinically tested ingredients.
- Research & Development Infrastructure: Global R&D centers, including the Nestlé Research Center, focused on personalized nutrition, gut health, and metabolic health.
- Innovation Focus Areas: Personalized nutrition solutions, gut-brain axis, functional foods, and condition-specific supplements (like thyroid/hormonal support) backed by clinical evidence.
Competitive Positioning:
- Strengths & Differentiators: Unparalleled global distribution and financial scale; strong scientific backing (NHS); brand equity from acquired Tier 1 VMS brands (Nature's Bounty, Solgar).
- Market presence & ecosystem role: A dominant Tier 1 player in the overall VMS market, leveraging its scale to command a significant collective share in specialized segments like thyroid support, particularly through mass-market retail and practitioner channels.
SWOT Analysis:
- Strengths: Massive financial and distribution scale, strong science-based R&D, portfolio of highly recognized VMS brands, vertically integrated supply chain.
- Weaknesses: Global corporate reputation risks, potential conflicts between mass-market and premium/practitioner brand positioning.
- Opportunities: Growth in personalized nutrition, penetration of emerging markets, and capitalizing on the rising trend of self-care and preventive health.
- Threats: Intense competition from specialized, independent supplement brands, regulatory changes in different global markets, and increased consumer demand for ingredient transparency.
Recent News and Updates:
- Press Releases (Latest 2024/2025): NHS continues to report strong organic growth in its VMS division, driven by consumer focus on health and immunity (2024 earnings reports).
- Industry Recognitions/Awards: NHS brands like Solgar and Pure Encapsulations frequently receive industry awards for product excellence and ingredient quality.

Thyroid Support Supplements Market Value Chain Analysis: The Emerging Trends

R&D

The R&D of the thyroid support supplements focuses on the identification of clinically backed ingredients and optimization of the delivery methods to ensure optimal bioavailability and efficacy of key ingredients.

Key players: Thorne Research, Klaire Labs/Pure Encapsulations.

Clinical Trials and Regulatory Approvals

The companies focus on good manufacturing practices (GMP) and sourcing of high-quality ingredients rather than clinical trials and regulatory approvals for the thyroid support supplements.

Key players: NOW Foods, Zhou Nutrition

Formulation and Final Dosage Preparation

The formulation and final dosage preparation of the thyroid support supplements involves the blending of specific raw materials in precise proportions to ensure efficacy and ingredient compatibility, which are then compressed into tablets or encapsulated in capsules.

Key players: NOW Foods, Thorne Research.

Packaging and Serialization

The packaging of the thyroid support supplement involves the use of materials like opaque HDPE plastic or amber glass bottles for light, moisture, and oxygen protection, whereas the serializations are not mandatory.

Key players: NOW Foods, Thorne Research.

Patient Support and Services

Extensive educational content through educational blogs and basic customer services like inquiries about the orders, product ingredients, and dosage suggestions are involved in the patient support and services of the thyroid support and supplement.