Fucoidan 70% boosts immune function and antioxidant protection, helping you stay resilient through the week, thanks to the star ingredient fucoidan from seaweed. Doctor's Best champions science led ingredients, offering vegan, gluten free, non GMO materials verified by independent labs for purity and consistent potency. This is a high quality, trusted dietary supplement designed to bring you steady immune support with a focus on purity and transparency.

Available Sizes & Variants:

60 capsules – vegan, gluten free, non GMO dietary supplement, ideal for daily use.

Benefits & Features:

• Immunity helps you stay resilient day to day.
• Star ingredient fucoidan extract standardised to 70% drives the immune effects.
• Antioxidant support helps protect cells from oxidative stress.
• Quality is reinforced by vegan, gluten free, non GMO formulation and independent lab verification, giving you confidence in purity and consistent potency with every bottle at purchase.
• Daily use is easy for busy lifestyles.

Fucoidan 70% is a natural supplement with science backed potential to support immune function and antioxidant defenses. The fucoidan is sourced from marine brown algae and is standardised to 70%, with independent lab verification ensuring purity. In clinical contexts, fucoidan has shown potential to modulate immune function and support antioxidant defenses, aligning with everyday wellness goals. This natural supplement fits neatly alongside probiotics in a daily routine, and sits proudly among other natural supplements you rely on for daily health.

(other) Rice powder, modified cellulose (vegetable capsule), magnesium stearate (vegetarian source).

• GTIN: 753950001657
• Manufacturer: Doctor's Best
• Categories: Best SellersDoctor's BestNew ArrivalsSubscribe & Save Products
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Take one vegetable capsule twice daily, ideally with a meal, or as advised. Take 1 softgel daily with or without food\, or as recommended

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Fucoidan (70% Standardised Extract)

Fucoidan is basically a natural sulphated polysaccharide derived from brown seaweed, recognised for its role in supporting normal immune function and cellular health.

This formulation uses fucoidan extract standardised to 70% purity and is vegan, gluten-free and non-GMO, wrapped with vegetable cellulose and rice flour.

What Does Fucoidan Do?

Fucoidan helps support immune function and antioxidant protection as part of everyday bodily processes.

Evidence suggests fucoidan may influence immune activity and oxidative stress pathways, contributing to cellular health within the realm of standard nutritional science.

This product isn't intended to diagnose, treat, cure, or prevent any disease.

Welzo picked Doctor's Best as our trusted partner for Fucoidan 70% because this brand blends rigorous science-led ingredient selection with a clear commitment to quality across its product range. Doctor's Best is recognised for promoting non-GMO, vegan and gluten-free materials, bolstered by independent laboratory verification, which aligns with Welzo’s standards for purity and transparency. Our medical team assessed the brand for manufacturing excellence and credible quality controls, recognising their adherence to established dietary supplement practices and patient safety priorities. For customers, this translates into confidence that the product uses a well‑skilled formulation process and is produced under controlled conditions, with third‑party verification supporting content accuracy and quality. This brand was evaluated by Welzo's healthcare professionals for meeting how we verify ingredient quality, and our team endorses Doctor's Best as a dependable partner for this supplement.

Product-specific fit: Fucoidan 70% is positioned for immune modulation and antioxidant protection, with a formulation that emphasises vegan, gluten-free capsules. Welzo’s clinicians recognise Doctor's Best as a solid source for these attributes, supported by the brand’s emphasis on science-based ingredient selection and transparent lab verification. This combination strengthens customer trust while maintaining product integrity.