iHerb Customer Reviews
Savings of: $9.69 (44% off)
Posted by Reviewer1275887 on Sep 28, 2010
Twinlab's products are high quality. I especially liked the addition of other nutrients necessary for tyrosine absorption. Saves taking additional capsules. A company I trust and have used for years.
Great for focus and concentration
Posted by Harpocrates on Jul 21, 2013
A great precursor to Dopamine. Highly recommended!
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