iHerb Customer Reviews
For tyrosine intermediate
1 person found the following review helpful
Posted by Reviewer2918349 on Oct 23, 2010
The cost performance is a maximum level, but The taste is not good. 味は期待しないほうがよいがコストパフォーマンスは最高レベル
Good product for tiredness and improving thyroid
Posted by Reviewer2354141 on Jan 07, 2011
Always have a teaspoon in a glass of water before eating (breakfast). Helps thyroid function. Only complaint is powder could be finer.
Good for concentration
Posted by Reviewer2069137 on Feb 08, 2011
helped me concentrate/helps with athletics
Posted by 4944060488251425667 on Aug 25, 2013
good product but a bit gritty...
Posted by Reviewer2800481 on Dec 02, 2014
Seems to be good. Taking so many things its hard to tell