I never take a product without doing my research, because it is always good to know what you're putting in your body. I looked at several sources including scholarly journals about many of the ingredients in Deer Antler IGF-1. It is a great product, and has been proven to work without ANY side effects. This product has definitely been helping with my lean muscle gains during my improvement season. It gives me energy before a workout, and it gives me some great vascularity while I'm lifting!
If you suffer from ailments or if you’re hesitant about drugs without the FDA stamp of approval, then listen to the doctors and stay away from Deer Antler Velvet Spray. On the other hand, if you’re a believer of alternative medicine and you’re looking for a natural joint care supplement, then you can choose to listen too many of the customers and try this out.

Yes, the Soviets had even been involved in extensive research to ascertain the performance benefits of deer antler velvet. But they've been using it for awhile. In their country it was known in Russian folk use to be a warming and vitalizing food several hundred years ago, but with the advent of modern history, they began research nearly 90 years ago.
These are required in enzyme and catalytic cellular functions as well as being the raw material for tissues. Growth factors are known to boost cellular functioning and uptake of nutrients This helps our own growth, regeneration of tissues and injury recovery, as well as a slowing and preventing the effects of agings. Many hormones are closely associated with IGF-1

One of the leading companies in the world that manufacturers deer antler spray is called Nutronics Labs. According to information posted on their website, they have been making deer antler supplements for two decades. They state that their deer antler products range in concentration/strength from about 25,000ng (nanograms)–200,000ng of IGF-1. According to studies done by Nutronics Labs, deer antler powders appear to be less concentrated with IGF-1. They also may be poorly absorbed compared to deer antler extract.
In a randomized, placebo controlled test in 2004, researchers at the University of Alberta, Canada, placed 18 males from the Edmonton Police Force into a 9 week strength training program. The results showed that deer antler velvet increased the strength and endurance of the subjects relative to the control group. The researchers found that use of deer antler velvet significantly increased blood plasma testosterone levels. 
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