My concern is butter, since I tried whey and cream years ago with poor  
results.
It seems curious that betacellulin is tested in the less common components  
of dairy.
Hmmm.

William




On Thu, 21 Dec 2006 10:45:47 -0500, <[log in to unmask]> wrote:


> My understanding is that betacellulin is most heavily concentrated in  
> dairy fat.  Here's a little bit of a blurb from Max Muscle website that  
> I believe supports this:
>
> "Growth factors are contained within the fat globule membrane in whey.  
> They can also be found in colostrum, the pre-milk breast fluid produced  
> in the first 48 hours after giving birth. Because whey concentrates are  
> higher in fat than whey isolates, growth factors are usually found at  
> higher levels in concentrates."
>