N-Acetyl Glucosamine

N-Acetyl Glucosamine

NutriCology4.7 (378 ratings)
Format:Capsule Quantity: 90 Capsule(s) · 90 servings
Goals
$40.57 $0.45 per serving
VitacostLowest$40.57iHerb$42.69Pure Formulas$42.69Amazon$42.69

Product analysis

53 out of 100

N-Acetyl Glucosamine states its ingredient amounts, giving useful information for comparing labels. Incomplete form details are the main limitation when deciding whether to choose it.

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

Nutrient Quality20

Form disclosure is incomplete, which limits comparison of ingredient quality.

Ingredient Transparency63

Amounts are clearly listed, while form details are incomplete.

Value For Money60

The assessed ingredients give mixed value for the full serving cost.

Customer Satisfaction76

Customer feedback is favorable across the supplied review pool.

Product Focus74

The simple formula aligns well with the covered goals.

Format
Capsule
Container
90 Capsule(s)
Per serving
$0.45
Customer rating
4.7 · 378 ratings
Report analysis

Goals

Skin Health
Skin Health
Impact
High effect
B+ Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
N-Acetyl Glucosamine · 500 mg

N-acetylglucosamine has limited oral evidence for skin hydration, including a small trial in women with dry skin. This 500 mg serving matches the amount used in one eight-week study, although the saved amount comparison is only partial. Cheek hydration improved, while subjective and photograph assessments did not differ between groups; the small study and multiple outcomes limit confidence.

How this product is rated for Skin Health

Ingredient fit80

N-acetylglucosamine is the focused counted ingredient, with a declared amount.
Goal fit
N-acetylglucosamine supplies the counted contribution without unrelated actives diluting it.
Dose adequacy
The declared amount meets part of the saved comparison; this is not a measured percentage of skin benefit.

Pathways19

The saved contribution is concentrated in skin water binding.
Depth
Skin water binding is the strongest tracked area.
Breadth
The water-binding contribution falls below the breadth comparison; no tracked area reaches it.

Evidence95

N-acetylglucosamine has limited evidence for selected hydration outcomes in small trials of women with dry skin.
Evidence strength
N-acetylglucosamine has limited evidence for selected hydration outcomes in small trials of women with dry skin.
Studied preparation
The saved findings accept the counted preparations, without establishing superiority of individual nutrient forms.

Formulation logic100

The counted ingredients need no additional partner for their saved contributions. No configured ingredient conflict was matched.
Partner coverage
The counted ingredients work alone or have the required partner in the saved findings.
Conflicts
No configured ingredient conflict was matched.
Effective doses
All counted ingredients reach the saved minimum amount comparison.
Study evidence

Ingredients

IngredientAmount per servingScore
N-Acetyl-D-Glucosamine
500 mg 88
Adults 18–50 Vegan Vegetarian
Report overview
N-Acetyl Glucosamine · 500 mg OverallScore88
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyC Value
Each serving provides 500 mg of N-acetyl-D-glucosamine, a disclosed amount. The saved facts record a vegetarian or shellfish-free claim, without specifying how the ingredient was made.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

The saved facts specify N-acetyl-D-glucosamine. A vegetarian or shellfish-free claim is recorded; the saved facts do not specify the exact claim or how the NAG was made.
N-Acetyl-D-Glucosamine Isomer Specificity
The saved facts specify N-acetyl-D-glucosamine.
Source and Allergen Disclosure
A vegetarian or shellfish-free claim is recorded; the saved facts do not specify the exact claim or how the NAG was made.

Dose, Safety & Label Transparency90

The serving discloses 500 mg of N-acetyl-D-glucosamine, a disclosed amount.
NAG Potency per Serving
Each serving provides 500 mg of N-acetyl-D-glucosamine, a disclosed amount.
Label Transparency and Blend Clarity
The amount of N-acetyl-D-glucosamine is individually disclosed as 500 mg per serving.

Value60

The whole-product price works out to about $0.45 per 500 mg of N-acetyl glucosamine supplied.
Price per 500mg of N-Acetyl Glucosamine
The whole-product price works out to about $0.45 per 500 mg of N-acetyl glucosamine supplied.
View ingredientView products
76 Performance

G.I. Integrity

Pure Encapsulations

The formula is a broader alternative when digestive-support ingredients are desired, but it is not an across-the-board upgrade for a focused skin goal. Clearly identified shellfish-derived N-acetyl-D-glucosamine and complementary digestive ingredients create a focused formula.

71 Performance

Glucosamine Chondroitin Formula

Country Life

Glucosamine Chondroitin Formula is a broader alternative when joint-support ingredients are desired, but it is not an across-the-board upgrade for a focused skin goal. N-acetyl-D-glucosamine, chondroitin, and other glucosamine forms provide a substantial but broad joint-support formula.

71 Performance

GI-Revive

Designs for Health

GI-Revive is a broader alternative when digestive-support ingredients are desired, but it is not an across-the-board upgrade for a focused skin goal. The powder combines substantial amounts of several digestive-support ingredients, but many extracts lack source or standardization details.

87 Budget

N-A-G 700 mg

Jarrow Formulas

N-A-G 700 mg lowers the serving cost while retaining N-acetyl glucosamine as a central ingredient. The active D-isomer is clearly identified at a substantial supportive amount in a focused formula.

83 Budget

N-A-G 500 mg

Source Naturals

N-A-G 500 mg lowers the serving cost while retaining N-acetyl glucosamine as a central ingredient. A clearly stated N-acetyl glucosamine amount provides useful focused support at favorable serving cost.

73 Budget

Healthy Gut Capsules With Vitamin D

Terra Origin

Fewer than three supplied candidates cost less per serving than N-Acetyl Glucosamine, so healthy gut capsules with vitamin d should not be viewed as a true cheaper choice. Zinc carnosine, glutamine peptide, N-acetyl glucosamine, and soothing botanicals create a coherent gut-support formula, but many secondary doses are modest.

71 Value

IntestiNew

Renew Life

IntestiNew may suit someone who values a multi-ingredient digestive formula, but its higher serving cost makes it weaker value than N-Acetyl Glucosamine for N-acetyl glucosamine alone. A substantial L-glutamine serving gives the powder a strong intestinal-support foundation, with N-acetyl glucosamine adding a complementary but modest amount.

75 Value

Healthy Gut Berry

Terra Origin

Healthy Gut Berry may suit someone who values a multi-ingredient digestive formula, but its higher serving cost makes it weaker value than N-Acetyl Glucosamine for N-acetyl glucosamine alone. A substantial glutamine serving and a clearly measured N-acetyl glucosamine dose anchor a coherent gut-support powder.

59 Value

Leaky Gut Formula

Codeage

Leaky Gut Formula may suit someone who values a multi-ingredient digestive formula, but its higher serving cost makes it weaker value than N-Acetyl Glucosamine for N-acetyl glucosamine alone. Zinc L-carnosine, butyrate, probiotics, and soothing botanicals create a coherent digestive theme, but most supporting actives are lightly dosed.

Report alternatives

Sources

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

  1. A randomized, investigator-blinded, controlled pilot study to evaluate the safety and efficacy of a poly-N-acetyl glucosamine-derived membrane material in patients with venous leg ulcers.
    Kelechi TJ; Mueller M; Hankin CS; Bronstone A; Samies J; Bonham PA · Journal of the American Academy of Dermatology · 2012
    Randomized trial82 participantsSkin Health forN-Acetyl Glucosamine
  2. Poly-N-acetyl glucosamine nanofibers for negative-pressure wound therapies.
    Fulco I; Erba P; Valeri RC; Vournakis J; Schaefer DJ · Wound repair and regeneration : official publication of the Wound Healing Society [and] the European Tissue Repair Society · 2016
    Randomized trial20 participantsSkin Health forN-Acetyl Glucosamine
  3. Preparation, characterization, and moisturizing effect of liposomes containing glucosamine and N-acetyl glucosamine.
    Malaekeh-Nikouei B; Golmohammadzadeh S; Salmani-Chamanabad S; Mosallaei N; Jamialahmadi K · Journal of cosmetic dermatology · 2014
    Clinical trialSkin Health forN-Acetyl Glucosamine
  4. The effect of N-acetyl-glucosamine on stratum corneum desquamation and water content in human skin.
    Mammone T; Gan D; Fthenakis C; Marenus K · Journal of cosmetic science · 2009
    Clinical trialSkin Health forN-Acetyl Glucosamine
  5. Reduction in the appearance of facial hyperpigmentation by topical N-acetyl glucosamine.
    Bissett DL; Robinson LR; Raleigh PS; Miyamoto K; Hakozaki T; Li J; Kelm GR · Journal of cosmetic dermatology · 2007
    Randomized trial50 participantsSkin Health forN-Acetyl Glucosamine