Holland & Barrett Spirulina 500 mg supplement bottle
Holland & Barrett

Spirulina 500 mg Review

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · Page generated: Sep 2026
75
Product Score Fair
57
Brand Score Poor

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Spirulina (Arthrospira platensis) 500 mg —
Bioavailability Excellent

Absorption Rating

  • Spirulina (Arthrospira platensis) Good
Other Ingredients Excellent

Fillers & Additives

  • Antiklontermiddelen: magnesiumstearaat
  • Siliciumdioxide
Efficacy Very Poor

Dosage Analysis

  • Spirulina (Arthrospira platensis) 500 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Spirulina (Arthrospira platensis) 500 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Antiklontermiddelen: magnesiumstearaat Unknown
Siliciumdioxide Unknown
Brand Trust Report
Holland & Barrett

Founded 1870 · Nuneaton, Warwickshire, England · 2 products · hollandandbarrett.com

Transparency

1 claim
Third Party Testing Claim — Claimed Evidence checked Evidence
Related Supplements
Frequently Asked Questions
Is Holland & Barrett Spirulina 500 mg a good supplement?

Holland & Barrett Spirulina 500 mg received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 1 active ingredients Of the 2 inactive ingredients, 0 are rated safe and 0 ingredients are flagged for review. The manufacturer, Holland & Barrett, holds a brand trust score of 57/100.

What are the ingredients in Holland & Barrett Spirulina 500 mg?

Holland & Barrett Spirulina 500 mg contains 1 active ingredients: Spirulina (Arthrospira platensis) (500 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Holland & Barrett Spirulina 500 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Holland & Barrett Spirulina 500 mg. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Holland & Barrett a trustworthy supplement brand?

Holland & Barrett receives a brand trust score of 57/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1870 and headquartered in Nuneaton, Warwickshire, England, the company offers 2 products in their lineup.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records — read our methodology. 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.