Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) supplement bottle
Doctor's Best

Fucoidan, 60 Veggie Caps (300 mg Per capsule)

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 1 brand certification checked · 3 retailers compared · Last updated: Mar 2026
83
Product Score Good
61
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Fucoidan Extract(from kelp) (Laminaria japonica) standardized to 70% 600 mg
Bioavailability Fair

Absorption Rating

  • Fucoidan Extract(from kelp) (Laminaria japonica) standardized to 70% Fair
Other Ingredients Excellent

Fillers & Additives

  • Rice Powder
  • Hypromellose (Vegetarian Capsule)
  • Magnesium Stearate (Vegetable Source)
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Supplement Facts

Ingredient Amount % Daily Value
Fucoidan Extract(from kelp) (Laminaria japonica) standardized to 70% 600 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Rice Powder Safe

It is used as a filler or flow agent.

Hypromellose (Vegetarian Capsule) Safe

It is used as a material for making vegetarian capsules.

Magnesium Stearate (Vegetable Source) Generally_safe

It is used to prevent ingredients from sticking to manufacturing equipment.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 Mar 12 $29.99$29.99
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Doctor's Best

Founded 1990 · Tustin, California, USA · 186 products · doctorsbest.com

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

1 incident
Recall Red Yeast Rice2014-06-26Source
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Frequently Asked Questions
Is Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) a good supplement?

Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 1 active ingredients Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Doctor's Best, holds a brand trust score of 61/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule)?

Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) contains 1 active ingredients: Fucoidan Extract(from kelp) (Laminaria japonica) standardized to 70% (600 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) safe to take?

Doctor's Best Fucoidan, 60 Veggie Caps (300 mg Per capsule) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Doctor's Best a trustworthy supplement brand?

Doctor's Best receives a brand trust score of 61/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1990 and headquartered in Tustin, California, USA, the company offers 186 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Doctor's Best has 1 historical regulatory incident on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.