BioStacks
Natural Factors

L-Carnosine 500 mg

1 Capsule · 60 servings

iHerbAmazon
Track this supplement · Get started free

What it does

A combination of 2 label ingredients.

Carnosine

Form not confirmedGrade —

Studied for cognitive health, but benefits from L-carnosine alone remain uncertain; positive combination findings do not establish longevity effects.

Vitamin C

ascorbic acidBudget

Supports normal collagen production and immune function, and helps the body absorb iron from plant foods.

Longevity
Ask AI about this product

Ingredients (2)

Other ingredients

Magnesium StearateLubricant

A salt of stearic acid used as a lubricant in tablet and capsule production

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Capsule ShellCapsule

Generic capsule shell where the label does not specify the material. Common materials are hypromellose (HPMC) for vegetarian capsules and gelatin for traditional capsules — both are GRAS-listed and safe. Fish gelatin and pullulan variants also exist.

Lab testing

How to take it

With or without food

On the label

1 capsule per day or as directed by a health professional.

Price check

$24.47

$0.41 / serving

$20$50$100

Cheaper than 82% of 12 carnosine supplements

Similar products

Liposomal Vitamin C

Bluebonnet

Liposomal Vitamin C

🛡️ for Immune

94
Liposomal Vitamin C 1000 mg

Sports Research

Liposomal Vitamin C 1000 mg

🛡️ for Immune

94
Liposomal Vitamin C

Nutricost

Liposomal Vitamin C

🛡️ for Immune

92
Liposomal Vitamin C 500 mg

Sports Research

Liposomal Vitamin C 500 mg

🛡️ for Immune

91
Liposomal Vitamin C

Legion

Liposomal Vitamin C

🛡️ for Immune

87

Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

Not medical advice. Consult your healthcare professional.

BioStacks

Know exactly what's in your supplements.

Navigate

  • Home
  • Manifesto
  • App Store
  • Google Play

Resources

  • Contact & Support
  • Pricing
  • Terms of Service
  • Privacy Policy
  • Refund Policy

Explore

  • Health Areas
  • Best Supplements
  • Nutrients
  • All Supplements

Popular Picks

  • Best Magnesium for Sleep
  • Best Collagen for Skin
  • Best Creatine for Muscle
  • Best Vitamin D for Bone Health
  • Best Probiotics for Digestion
  • Best CoQ10 for Heart

Free Tools

  • Interaction Checker
  • Dose Checker
  • Form Comparison

Field Guides

  • Magnesium for sleep
  • Reading labels
  • Interaction checker
  • Dose checker
  • Harmful ingredients
  • Proprietary blends
  • Stack building
  • Scan without barcode
  • All guides →
© 2026 BioStacks. All rights reserved. Not medical advice.