Cats Claw

1 research sources Also known as: uncaria tomentosa una de gato vilcacora
160 Products on Market
450.0 mg Median Dose
🟢 99/100 Market Safety Score
1 Research Sources
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Product Forms

Capsule 52% Liquid 32% Powder 10% Tablet or Pill 5% Other (e.g. tea bag) 1%

Dose Distribution

1-5 mg 20 10-25 mg 1 100-250 mg 12 250-500 mg 21 5-10 mg 2 50-100 mg 3 500-1000 mg 45 <1 mg 10 >1000 mg 16

Top Brands

TerraVita 12 TerraVita Premium Collection 12 Planetary Herbals 7 Allergy Research Group 5 Source Naturals 5 NOW 4 Herb Pharm 4 Nature's Answer 4 Wonder Laboratories 4 Amazon Therapeutics 4 Herbal Terra 4 Whole World Botanicals 4

Claims on Labels

All Other 100% Structure/Function 64% Nutrient 4%

Top-Rated Cats Claw Products

Echinacea/Goldenseal Cat's Claw Complex Solgar
Safety: 100 Capsule
Anti-Oxidant Formula #1 OL Olympian Labs
Safety: 100 Capsule
ITIS Return Healthy
Safety: 100 Capsule
Prima Una De Gato Allergy Research Group
Safety: 100 Capsule
Prima Una de Gato II NutriCology
Safety: 100 Capsule
View all Cats Claw products → Best Cats Claw rankings →

Claims vs. Evidence

100% Evidence-Backed
0% Unsupported
64% Structure/Function
Claim Type% of ProductsEvidence RequiredStatus
All Other 100% Tier D (Unclassified) ✅ Supported
Structure/Function 64% Tier C (DSHEA Structure/Function (no pre-approval)) ✅ Supported
Nutrient 4% Tier D (Unknown) ✅ Supported

Research by Topic

Cats Claw 1 studies
RCT Randomized double blind trial of an extract from the pentacy...

Research Evidence (1)

Rct: 1
C Randomized double blind trial of an extract from the pentacyclic alkaloid-chemotype of uncaria tomentosa for the treatment of rheumatoid arthritis
Rct The Journal of rheumatology 2002 n=52

**Mur et al., 2002** | J Rheumatol | Rct Mur Erich, Hartig Frank, ... Schirmer Michael. Randomized double blind trial of an extract from the pentacyclic alkaloid-chemotype of uncaria tomentosa for the treatment of rheumatoid arthritis. J Rheumatol. 2...

PubMed