Glucosamine plus Shark Cartilage 1550 mg by Sunshine Naturals — Ingredients, Evidence & Safety

Product Label

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Label Data

2 Capsule(s) Serving Size

45 Servings

Other Combinations Product Type

50% Evidence Coverage

Supplement Facts — Evidence Check

Glucosamine Sulfate

1400 mg

📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)

This product: 1400mg

Shark Cartilage

150 mg

Zinc Gluconate

30 mg

✅ 2.7× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 30mg UL 40mg

Manganese Sulfate

10 mg

📊 4.3× RDA — above typical dose (UL: 11 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 10mg UL 11mg

Other Ingredients

Magnesium Stearate Gelatin

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (100% of products) Structure/Function (89% of products) Nutrient (16% of products)

Target Groups

Adult (18 - 50 Years) Sugar Free

Product Information

📋 Directions for Use

Directions: Adults take 2 capsules a day as a dietary supplement.

⚠️ Warnings & Precautions

Do not use if safety seal is broken or missing.

Keep out of reach of children.

This product may contain shellfish ingredients.

🧪 Formulation Notes

Glucosamine and Chondroitin blended with shark cartilage, are simple compounds that help stimulate the manufacturing of joint cartilage and help repair your connective tissue.

Glucosamine plus Shark Cartilage 1550 mg per serving Plus zinc & manganese.

To help stimulate the manufacturing of joint cartilage and connective tissue. Osteo forte Joint health

This product does not contain sugar, starch, salt, or preservatives.

Proudly Made in the USA.

Additional Information

Store in a cool dry place.

Proudly Made in the USA.

Product Details

UPC / SKU 7 89939 10090 5

DSLD Entry Date 2022-08-23

Product Type Other Combinations

Form Capsule

Brand Sunshine Naturals

DSLD ID 271476

Data Updated 2026-04-11

Research Evidence

39 Research Sources

50 Avg Quality Score

20 Rct

9 Meta Analysis

4 Clinical Trial

3 Systematic Review

1 Regulatory Source

1 Openfda Safety

B Interventions for the management of temporomandibular joint osteoarthritis

Systematic Review The Cochrane database of systematic reviews 2012

PubMed DOI Cochrane

B Glucosamine therapy for treating osteoarthritis

Meta Analysis The Cochrane database of systematic reviews 2005

PubMed Cochrane

B Chondroitin for osteoarthritis

Meta Analysis The Cochrane database of systematic reviews 2015

PubMed DOI Cochrane

B Efficacy and safety of the combination of glucosamine and chondroitin for knee osteoarthritis: a systematic review and meta-analysis

Meta Analysis Archives of orthopaedic and trauma surgery 2023

PubMed DOI

B Glucosamine, chondroitin sulfate, and the two in combination for painful knee osteoarthritis

Rct The New England journal of medicine 2006

PubMed

B Oral Glucosamine in the Treatment of Temporomandibular Joint Osteoarthritis: A Systematic Review

Systematic Review International journal of molecular sciences 2023

PubMed DOI

B Scientific Opinion on glucosamine and joint health

Regulatory Source EFSA Journal 2009

DOI

B Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis

Meta Analysis Computational and mathematical methods in medicine 2022

PubMed DOI

B Combined chondroitin sulfate and glucosamine for painful knee osteoarthritis: a multicentre, randomised, double-blind, non-inferiority trial versus celecoxib

Rct Annals of the rheumatic diseases 2016

PubMed DOI

B Effectiveness and safety of glucosamine and chondroitin for the treatment of osteoarthritis: a meta-analysis of randomized controlled trials

Meta Analysis Journal of orthopaedic surgery and research 2018

PubMed DOI

View all evidence for Glucosamine →