This product contains 7 disputed ingredients: Glucosamine Sulfate, Chondroitin Sulfate, MSM (Methylsulfonylmethane), Enzyme Blend (Peptidase, Papain, Bromelain, Phytase, Amylase, Cellulase, Protease, and Lipase), Devils Claw, Yucca Root, Quercetin (Saphora Japonica Source). Evidence is mixed or doses are undisclosed — see the ingredient science section below for details.
Tissue Rejuvenator
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Founded in 1987 by Brian Frank.
- Insufficient data
- →7 disputed ingredients — check label
Average
Meets the basics — check individual pillar scores
Independent analysis No brand partnerships
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Ingredient science
Cross-referenced with PubMed & Examine.com
Studied for joint health, usually with glucosamine; overall evidence is mixed.
A sulfur compound studied for joint pain and exercise soreness; small trials show modest benefits.
Enzymes marketed for digestion or recovery; evidence for sport benefits is limited.
Boswellia extracts have modest evidence for easing joint pain in osteoarthritis; evidence in athletes is limited.
A traditional plant for joint discomfort; human evidence is very limited.
Curcumin, turmeric's active compound, may reduce muscle soreness, but it's poorly absorbed unless specially formulated.
Plant antioxidants; studies on performance and recovery show small or inconsistent effects.
Black pepper extract that can increase absorption of some compounds, such as curcumin.
Small doses (around 40mg) are studied for joint comfort; a few trials report modest benefits, including in active people.
Quality standards
What these mean →0 of 5 standards Pello tracks · No third-party banned-substance testing listed
Tested for sport
- NSF Certified for Sport
- Informed Sport
- Cologne List
Food & sourcing
- USDA Organic
- Non-GMO Project Verified
Diet claims
- Vegan: not stated
Brand or retailer label claim, not a certification.
- Gluten-free: yes
Brand or retailer label claim. In the US a gluten-free label means under 20 ppm gluten.
- Dairy-free: no
From the allergen list, where one is available.
Certifications are as listed on the product's page at The Feed. NSF Certified for Sport is also checked against NSF's own database. Certifications can lapse, so check the certifier's search before you rely on one, especially if you're drug tested.
Transparency & Sources
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