Extra Strength Glucosamine & Chondroitin
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| Glucosamine Sulfate9 systematic reviews · 31 randomised trials | 1.5 g |
| Chondroitin Sodium Sulfate | 1.2 g |
Certifications & Testing
Other Ingredients
Cellulose, Stearic Acid, Magnesium Stearate, Silica, Vegetarian Coating
Recommended Use
Suggested Usage: Take 2 tablets daily. Due to the size of tablet, take with 8 oz. of water or other beverage.
Warnings
Caution: Persons with a known allergy to shellfish should not use this product. For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children. Do Not Eat Freshness Packet. Keep in Bottle. Contains shellfish (crab, shrimp, lobster, crayfish). Not manufactured with wheat, gluten, soy, corn, milk, egg, fish or tree nut ingredient
Frequently Asked Questions
What is NOW Foods Extra Strength Glucosamine & Chondroitin's Formulate score?
NOW Foods Extra Strength Glucosamine & Chondroitin scores 90 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is NOW Foods Extra Strength Glucosamine & Chondroitin worth it?
NOW Foods Extra Strength Glucosamine & Chondroitin scores 90/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in NOW Foods Extra Strength Glucosamine & Chondroitin?
Each serving contains Glucosamine Sulfate (1.5 g), Chondroitin Sodium Sulfate (1.2 g). Serving size: 2 Tablet(s). 120 servings per container.
How do I take extra strength glucosamine & chondroitin?
Suggested Usage: Take 2 tablets daily. Due to the size of tablet, take with 8 oz. of water or other beverage.
Who makes Extra Strength Glucosamine & Chondroitin?
Extra Strength Glucosamine & Chondroitin is made by NOW Foods. See Formulate's full grade and product lineup for NOW Foods on its brand page.
Is NOW Foods Extra Strength Glucosamine & Chondroitin third-party tested?
NOW Foods lists the following certifications and testing for this product: Gluten-Free, Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.