L-Carnosine 500 mg

L-Carnosine 500 mg

Nutricost4.7 (396 ratings)
Format:Capsule Quantity: 120 Capsule(s) · 120 servings
Goals
$37.80 $0.31 per serving
iHerb$37.80

Product analysis

61 out of 100

L-Carnosine 500 mg offers an inexpensive carnosine supplement for its antioxidant role. Its preparation is unspecified, limiting comparisons with more fully described alternatives.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality20

The carnosine preparation is not fully identified. Its form quality remains uncertain.

Ingredient Transparency63

The carnosine amount is listed. Preparation details are missing, limiting like-for-like comparisons.

Value For Money100

Carnosine offers good value for the declared amount. A low cost does not establish the benefit of the serving.

Customer Satisfaction76

Ratings are favorable across hundreds of reviews. That provides useful buyer feedback without establishing longevity benefits.

Product Focus74

Carnosine has antioxidant activity, but that does not establish longer life or lasting improvements in function. The serving is below the amount in the small metabolic trial and is not an established anti-aging dose.

Format
Capsule
Container
120 Capsule(s)
Per serving
$0.31
Customer rating
4.7 · 396 ratings
Report analysis

Goals

Longevity
Longevity
Impact
High effect
B+ Ingredient FitD- PathwaysB- EvidenceA+ Formulation Logic
Carnosine · 500 mg
Study evidence
Carnosine Supportive 6 studies

Ingredients

IngredientAmount per servingScore
L-Carnosine
500 mg 94
Gluten Free Adults 18–50
Report overview
Carnosine · 500 mg OverallScore94
A Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyA+ Value
A serving provides 500 mg L-carnosine, with a low cost per 500 mg. The label specifies the L form. The available information indicates common additives.
How this ingredient is rated

Active Ingredient Quality & Bioavailability94

The label specifies L-carnosine. The available information indicates common additives.
L-Isomer and Dipeptide Specificity
The label specifies L-carnosine.
Purity and Clean Labeling
The available information indicates common additives.

Dose, Safety & Label Transparency90

A serving provides 500 mg L-carnosine.
Dosage Efficacy for Anti-Glycation
A serving provides 500 mg L-carnosine.

Value100

The cost per 500 mg of L-carnosine is low.
Price per 500mg L-Carnosine
The cost per 500 mg of L-carnosine is low.
View ingredientView products
83 Performance

L-Carnosine

Jarrow Formulas

The larger carnosine amount offers more concentrated support than the original serving. A 1,000 mg amount of beta-alanyl-L-histidine provides concentrated, clearly identified carnosine support.

77 Performance

L-Carnosine 500 mg with R-Alpha Lipoic Acid

Dr. Mercola

Broader antioxidant coverage may suit anti-aging goals better than a carnosine-only formula. It pairs 500 mg of carnosine with 150 mg of R-alpha lipoic acid for broader antioxidant support; people using glucose-lowering medicine should note the stated interaction concern.

83 Performance

L-Carnosine 500 mg

Advance Physician Formulas

The provided goal analysis indicates especially strong anti-aging alignment in a focused formula. The focused formula provides 500 mg of precisely named beta-alanyl-L-histidine without unrelated active ingredients.

86 Budget

L-Carnosine 500 mg

NOW

The supplied data do not show this option costing less per serving; it is included as one of the closest economical choices because three strictly cheaper candidates are unavailable. The focused formula supplies 500 mg of carnosine as the precisely named beta-alanyl-L-histidine form.

83 Budget

L-Carnosine 500 mg

Swanson

The supplied data do not show this option costing less per serving; it is included as one of the closest economical choices because three strictly cheaper candidates are unavailable. The formula supplies 500 mg of the clearly identified Right Age L-carnosine form.

83 Budget

L-Carnosine 500 mg

Natural Factors

The supplied data do not show this option costing less per serving; it is included as one of the closest economical choices because three strictly cheaper candidates are unavailable. It keeps carnosine at 500 mg and adds 25 mg of vitamin C for modest complementary antioxidant support.

85 Value

L-Carnosine 500 mg

NOW

The supplied serving cost is not lower, but the ingredient profile provides a useful quality-to-cost trade-off among the remaining options. The focused formula supplies 500 mg of carnosine as the precisely named beta-alanyl-L-histidine form.

82 Value

Carnosine 500 mg

Life Extension

The supplied serving cost is not lower, but the ingredient profile provides a useful quality-to-cost trade-off among the remaining options. A single-ingredient 500 mg carnosine formula keeps the serving focused and easy to assess.

78 Value

L-Carnosine 500 mg

Source Naturals

The supplied serving cost is not lower, but the ingredient profile provides a useful quality-to-cost trade-off among the remaining options. It provides 500 mg of carnosine, although the added calcium and tablet format add little to the core purpose.

Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Anserine/Carnosine Supplementation Preserves Blood Flow in the Prefrontal Brain of Elderly People Carrying APOE e4.
    Ding Q; Tanigawa K; Kaneko J; Totsuka M; Katakura Y; Imabayashi E; Matsuda H; Hisatsune T · Aging and disease · 2020
    Randomized trial68 participantsLongevity forCarnosine
  2. Skin beautification with oral non-hydrolized versions of carnosine and carcinine: Effective therapeutic management and cosmetic skincare solutions against oxidative glycation and free-radical production as a causal mechanism of diabetic complications and skin aging.
    Babizhayev MA; Deyev AI; Savel'yeva EL; Lankin VZ; Yegorov YE · The Journal of dermatological treatment · 2013
    Randomized trial42 participantsLongevity forCarnosine
  3. Telomere Attrition in Human Lens Epithelial Cells Associated with Oxidative Stress Provide a New Therapeutic Target for the Treatment, Dissolving and Prevention of Cataract with N-Acetylcarnosine Lubricant Eye Drops. Kinetic, Pharmacological and Activity-Dependent Separation of Therapeutic Targeting: Transcorneal Penetration and Delivery of L-Carnosine in the Aqueous Humor and Hormone-Like Hypothalamic Antiaging Effects of the Instilled Ophthalmic Drug Through a Safe Eye Medication Technique.
    Babizhayev MA; Yegorov YE · Recent patents on drug delivery & formulation · 2017
    Narrative reviewLongevity forCarnosine
  4. Nutritional Strategies Targeting Glucose Metabolism to Slow Cognitive Aging: A Scoping Review of Human Trials.
    Fernando MG; Sullivan K; Simons M; Squillace A; Kiat H; Martins RN · The American journal of clinical nutrition · 2026
    Scoping review32 studies pooledLongevity forCarnosine
  5. Multinuclear MRS at 7T Uncovers Exercise Driven Differences in Skeletal Muscle Energy Metabolism Between Young and Seniors.
    Krumpolec P; Klepochová R; Just I; Tušek Jelenc M; Frollo I; Ukropec J; Ukropcová B; Trattnig S; Krššák M; Valkovič L · Frontiers in physiology · 2021
    Cross-sectional studyLongevity forCarnosine