* Some supplements are little more than caffeine pills that can leave
users feeling jittery and anxious.
Not exact matches
Some caffeine sensitive
users had mentioned in their Cellucor C4 review that the supplement resulted in
jittery feelings and made it difficult for them to sleep when they increased the dosage.
Also, a lot of
users were left unimpressed with the results of this supplement and some of them also suffered from side - effects, like
jittery feelings and dry mouth.