oh well it defiantly helps tendonitus BIG TIME bro, it has helped me with my elbows, and we also have a good bit of customer reviews in this forum regarding IGF-1 helping other members here with their tendontius, we just had a guy post about it recently and said it worked wonders for his tendonitus,
just run a search in this forum with key words "tendonitus and igf-1" and u should get some good reviews on it brutha!