Doctor's Best Real Krill
vs
Klean Athlete Klean Joint & Muscle
Supplement Comparison

  • Astaxanthin: Klean Athlete Klean Joint & Muscle has 114× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 16 nutrients compared
Bar chart: per-serving label amounts and listed forms for Doctor's Best Real Krill vs Klean Athlete Klean Joint & Muscle.

Try the VIOscan dashboard demo for free

Build comparison charts in seconds – no signup or card needed

This is a free preview of the $9.99/month premium dashboard

Use the interactive demo with multivitamins samples

Try Free Demo

Frequently asked questions

Which active ingredients does Doctor's Best Real Krill have?

  • Choline
  • Eicosapentaenoic Acid (EPA) appears as Phospholipids (PL)
  • Docosahexaenoic Acid (DHA) appears as Phospholipids (PL)
  • Astaxanthin
  • Phospholipids
  • Krill Oil appears as Superba 2 Krill Oil

Which active ingredients does Klean Athlete Klean Joint & Muscle have?

  • Astaxanthin appears as AstaReal Astaxanthin (supercritical CO2 extract of Haematococcus pluvialis)
  • Tart Cherry appears as VitaCherry Whole Tart Cherry Fruit
  • Tamarind appears as TamaFlex (Tamarind seed extract and Turmeric rhizome extract)

Which categories do Doctor's Best Real Krill and Klean Athlete Klean Joint & Muscle belong to?

  • Fish Oil and Omega-3
  • Joint Formula

What health concerns do Doctor's Best Real Krill and Klean Athlete Klean Joint & Muscle address?

  • Antioxidant Support
  • Brain, Focus & Cognitive Function
  • Heart & Cardiovascular Health
  • Immune System Support
  • Joint & Bone Health
  • Anti-Inflammatory Support
  • Recovery & Repair

Which product has a higher amount of Astaxanthin per serving?

  • Klean Athlete Klean Joint & Muscle has the highest total amount of Astaxanthin: 4 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Doctor's Best Real Krill: 1 softgel
    • Klean Athlete Klean Joint & Muscle: 2 capsules
  • Choline
    • This supplement has 17 mg
    • Adequate Intake in men: 550 mg
    • Adequate Intake in women: 425 mg
    • Tolerable Upper Intake Level: 3500 mg

Last updated: February 3, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team