Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels supplement bottle
Irwin Naturals

3-in-1 Joint Formula®, 90 Liquid Soft-Gels

What We Researched
24 active ingredients analyzed · 13 inactive ingredients decoded · 1 brand certification checked · 3 retailers compared · Last updated: Mar 2026
68
Product Score Fair
78
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 3 g 1%**
Vitamin E (as d-Alpha Tocopherol) 10 mg 67%
Niacin (as Niacinamide) 23 mg 144%
Folate (225 mcg folic acid) 382 mcg DFE 96%
Vitamin B12 (as Cyanocobalamin) 120 mcg 5000%
Manganese (as Manganese Gluconate) 7 mg 304%
Potassium 250 mg 5%
Fish Oils (1035 mg Omega-3 fatty acids) 3180 mg
Glucosamine Sulfate (as Glucosamine Sulfate 2KCI) 1500 mg
Chondroitin Sulfate (as Chondroitin Sulfate Sodium) 1200 mg
Flaxseed oil (seed) 150 mg
Methylsulfonylmethane (MSM) 150 mg
Indian Frankincense extract(65% boswellic acids, 74.75 mg) (gum resin) 115 mg
Stinging Nettle extract (0.8% phytosterols, 0.56 mg) (leaf) 70 mg
Turmeric extract (95% curcuminoids, 38 mg) (root) 40 mg
Alpha Lipoic Acid 5 mg
Bioperine ComplexBioperine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols)(rhizome) 6 mg
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin E (as d-Alpha Tocopherol) Good
  • Niacin (as Niacinamide) Good
  • Folate (225 mcg folic acid) Fair
  • Vitamin B12 (as Cyanocobalamin) Fair
  • Manganese (as Manganese Gluconate) Good
  • Potassium Good
  • Fish Oils (1035 mg Omega-3 fatty acids) Good
  • Glucosamine Sulfate (as Glucosamine Sulfate 2KCI) Good
  • Chondroitin Sulfate (as Chondroitin Sulfate Sodium) Good
  • Flaxseed oil (seed) Good
  • Methylsulfonylmethane (MSM) Good
  • Indian Frankincense extract(65% boswellic acids, 74.75 mg) (gum resin) Good
  • Stinging Nettle extract (0.8% phytosterols, 0.56 mg) (leaf) Fair
  • Turmeric extract (95% curcuminoids, 38 mg) (root) Good
  • Alpha Lipoic Acid Fair
  • Bioperine ComplexBioperine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols)(rhizome) Good
Other Ingredients Good

Fillers & Additives

  • Gelatin
  • Water
  • Purified
  • Glycerin
  • Soy Lecithin
  • Annatto
  • Maltodextrin
  • Titanium Dioxide High
  • Dicalcium Phosphate
  • Beeswax
  • St. John's Bread
  • Soybean Oil
  • Turmeric
Efficacy Fair

Dosage Analysis

  • Vitamin E (as d-Alpha Tocopherol) 10 mg Under-dosed
  • Niacin (as Niacinamide) 23 mg Effective
  • Folate (225 mcg folic acid) 382 mcg DFE Under-dosed
  • Vitamin B12 (as Cyanocobalamin) 120 mcg Effective
  • Manganese (as Manganese Gluconate) 7 mg High
  • Potassium 250 mg Under-dosed
  • Fish Oils (1035 mg Omega-3 fatty acids) 3180 mg High
  • Glucosamine Sulfate (as Glucosamine Sulfate 2KCI) 1500 mg Effective
  • Chondroitin Sulfate (as Chondroitin Sulfate Sodium) 1200 mg Effective
  • Flaxseed oil (seed) 150 mg Under-dosed
  • Methylsulfonylmethane (MSM) 150 mg Under-dosed
  • Indian Frankincense extract(65% boswellic acids, 74.75 mg) (gum resin) 115 mg Under-dosed
  • Stinging Nettle extract (0.8% phytosterols, 0.56 mg) (leaf) 70 mg Under-dosed
  • Turmeric extract (95% curcuminoids, 38 mg) (root) 40 mg Under-dosed
  • Alpha Lipoic Acid 5 mg Under-dosed
  • Bioperine ComplexBioperine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols)(rhizome) 6 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 60
Total Fat 3.5 g 4%**
Saturated Fat 1 g 4%**
Cholesterol 15 mg 5%
Total Carbohydrates 3 g 1%**
Dietary Fiber 1 g 2%**
Protein 3 g
Vitamin E (as d-Alpha Tocopherol) 10 mg 67%
Niacin (as Niacinamide) 23 mg 144%
Folate (225 mcg folic acid) 382 mcg DFE 96%
Vitamin B12 (as Cyanocobalamin) 120 mcg 5000%
Manganese (as Manganese Gluconate) 7 mg 304%
Sodium 95 mg 4%
Potassium 250 mg 5%
Fish Oils (1035 mg Omega-3 fatty acids) 3180 mg
Glucosamine Sulfate (as Glucosamine Sulfate 2KCI) 1500 mg
Chondroitin Sulfate (as Chondroitin Sulfate Sodium) 1200 mg
Flaxseed oil (seed) 150 mg
Methylsulfonylmethane (MSM) 150 mg
Indian Frankincense extract(65% boswellic acids, 74.75 mg) (gum resin) 115 mg
Stinging Nettle extract (0.8% phytosterols, 0.56 mg) (leaf) 70 mg
Turmeric extract (95% curcuminoids, 38 mg) (root) 40 mg
Alpha Lipoic Acid 5 mg
Bioperine ComplexBioperine® Black Pepper extract (95% piperine)(fruit), Ginger extract (5% gingerols)(rhizome) 6 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Water Safe

Dissolves and carries water-soluble ingredients.

Purified Unknown
Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Annatto Safe

Provides natural color to supplements.

Maltodextrin Generally_safe

Helps carry and stabilize active ingredients. Provides bulk.

Titanium Dioxide Caution

Used as a whitening agent in tablet coatings and capsules.

Dicalcium Phosphate Safe

Serves as both a filler and a supplemental source of calcium and phosphorus.

Beeswax Safe

Used as a coating and to help form softgel capsules.

St. John's Bread Unknown
Soybean Oil Safe

Dissolves fat-soluble ingredients. Contains soy allergen.

Turmeric Safe

Provides natural yellow color.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$37$35$33$31$29 Mar 12 $35.00$30.99
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Irwin Naturals

Founded 1994 · Los Angeles, California, United States · 130 products · irwinnaturals.com/

Certifications

1 certification
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Claimed

Violation History

2 incidents
Lawsuit Deceptively marketing products as 'natural' while they contain synthetic ingredients.2021Source
Prop 65 Lead2011-02-02Source
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Frequently Asked Questions
Is Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels a good supplement?

Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels received a product quality score of 68/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 24 active ingredients with 15 servings per container. Of the 13 inactive ingredients, 9 are rated safe and 1 are flagged for review. The manufacturer, Irwin Naturals, holds a brand trust score of 78/100 with 1 verified certifications including Nsf Gmp.

What are the ingredients in Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels?

Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels contains 24 active ingredients: Calories (60), Total Fat (3.5 g), Saturated Fat (1 g), Cholesterol (15 mg), Total Carbohydrates (3 g), Dietary Fiber (1 g), and 18 more. Notable high-dose ingredients include Vitamin B12 at 5000% DV, Manganese at 304% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels safe to take?

Irwin Naturals 3-in-1 Joint Formula®, 90 Liquid Soft-Gels has been analyzed for ingredient safety across all its components. Of 13 inactive ingredients, 9 are rated safe. 1 ingredient is flagged for review: Titanium Dioxide. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Irwin Naturals a trustworthy supplement brand?

Irwin Naturals receives a brand trust score of 78/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1994 and headquartered in Los Angeles, California, United States, the company offers 130 products in their lineup. They hold 1 verified certifications including Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Irwin Naturals has 2 historical regulatory incidents on record, which are factored into the trust score.

How to take turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to use turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to take turmeric for inflammation?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.