🚚 FREE UK DELIVERY OVER £75
Spirulina - 500mg - 100 tabs

Frequently bought together

Save 10% together

Total for 3 items

£18.00 £19.97

NOW Foods

Spirulina - 500mg - 100 tabs

£7.99£9.99 Save 20%£0.08 / item
Stack & Save

In stock · ships from Reading in 1–2 days

  • Add £67.01 more for free UK Express delivery
  • 14-day returns on unopened items
  • Secure checkout with Shopify Payments

Product details

Description

NOW Spirulina 500 mg tablets are pressed from spirulina (Arthrospira platensis), a blue-green microalga, with no other ingredients listed. A serving of 2 tablets gives 1,000 mg, and this bottle of 100 tablets holds 50 servings.

Form: tablets of pure spirulina, 2 a day.

Key facts
  • 100 tablets, 50 servings of 2
  • 500 mg spirulina (Arthrospira platensis) per tablet
  • 1,000 mg per 2-tablet serving
  • No other ingredients listed on the label
  • Bottle made from 100% post-consumer recycled resin, per the brand
Nutrition
Typical values Per 2 tablets
Protein <1 g
Spirulina (Arthrospira platensis) 1,000 mg

Values from the brand's US label.

Ingredients and allergens

Ingredients: Spirulina (Arthrospira platensis). No other ingredients are listed.

Allergens: None declared. Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish, tree nut or sesame ingredients; produced in a GMP facility that processes other ingredients containing these allergens.

How to use

Take 2 tablets daily. Store in a cool, dry place after opening.

FAQs

How much spirulina is in a serving?
1,000 mg per 2 tablets, or 500 mg per tablet.

Does it contain binders or fillers?
The label lists spirulina only, with no other ingredients.

How long does a 100-tablet bottle last?
50 days at 2 tablets a day.

Is there a stronger tablet?
NOW also makes a Double Strength 1,000 mg tablet; this one is 500 mg per tablet.

Warnings
  • For adults only.
  • Consult a doctor before use if you are pregnant or breastfeeding, take medication or have a medical condition.
  • Do not exceed the recommended daily dose.
  • Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.
  • Keep out of reach of young children.
Details
  • Brand: NOW Foods
  • Product: Spirulina 500 mg
  • Form: Tablets
  • Size: 100 tablets
  • Serving size: 2 tablets

Product details are taken from the NOW Foods website and label (NOW Foods Spirulina 500 mg Tablets), checked November 2026. Always check the label on the pack you receive.

More from NOW Foods

Shop all NOW Foods