1. The anti-inflammatory properties of rose-hip.

Winther, K., Rein, E. & Kharazmi, A. Inflammopharmacology 1999, 7: 63-68

2. Rose hip inhibits chemotaxis and chemiluminescence of human peripheral blood neutrophils in vitro and reduces certain inflammatory parameters in vivo.

Kharazmi, A. & Winther, K. Inflammopharmacology 1999, 7: 377-386.

3. The effects of a standardized herbal remedy made from a subtype of Rosa canina in patients with osteoarthritis: A double-blind, randomized, placebo-controlled clinical trial.

Warholm, O., Skaar, S., Hedman, E., Molmen, H. M. & Eik, L. Curr. Therap. Res. 2003, 64: 21-31.

4. A herbal remedy, Hyben Vital (stand. powder of a subspecies of Rosa canina fruits), reduces pain and improves general wellbeing in patients with osteoarthritis--a double-blind, placebo-controlled,
randomised trial.

Rein, E., Kharazmi, A. & Winther, K. Phytomedicine 2004, 11: 383-391.

5. A powder made from seeds and shells of a rose-hip subspecies
(Rosa canina) reduces symptoms of knee and hip osteoarthritis: a
randomized, double-blind, placebo-controlled clinical trial.  

Winther, K., Apel, K. & Thamsborg, G. Scand. J. Rheumatol. 2005, 34: 302-308.

6. (Rosa canina) reduces symptoms of knee and hip osteoarthritis: a randomized, double-blind, placebo-controlled clinical trial.

Winther, K., Apel, K. & Thamsborg, G. Scand. J. Rheumatol. 2005, 34: 302-308.

7. The evidence for clinical efficacy of rose hip and seed: a systematic review.

Chrubasik, C., Duke, R. K. & Chrubasik, S. (2006) Phytother. Res. 2006, 20: 1-3.