We are sure that HSN® is your best purchase option and that is why we want to answer any questions you may have.
The product reviews and opinions published reflect only the customers’ views and experiences. HSN does not verify or endorse such comments or claims, and is not responsible for the content provided in the reviews. Statements regarding food supplements have not been evaluated by the EFSA (European Food Safety Authority) and are not intended to diagnose, treat, cure, or prevent any disease or medical condition.
Eugenio |
VERIFIED OPINION
SMART CAFFEINE
As described in the product description
They are great to give you that extra energy to go to the gym, the capsule format is perfect to take it anywhere.
Miguel |
VERIFIED OPINION
SMART CAFFEINE
Correct
Fast delivery as always, and accessible product with good assimilation. I take it on an empty stomach and before training in the afternoon, it does not affect my sleep.
Dual |
VERIFIED OPINION
SMART CAFFEINE
Effective
Great supplement to help with concentration and stay awake. The truth is that it keeps the effect for a long time.
Pako |
VERIFIED OPINION
SMART CAFFEINE
Intelligent caffeine
Smart caffeine is ideal for people who need to avoid having too high caffeine peaks in the body that make them feel bad.
Anna |
VERIFIED OPINION
SMART CAFFEINE
They work very well
I bought my second bottle as I am in exam time which requires concentration for a long time. It keeps me upbeat all day and I don't get the comedowns I get with regular caffeine. And I sleep great at night.
Oscar |
VERIFIED OPINION
SMART CAFFEINE
Very good
This caffeine is perfect, the dosage is noticeable and it doesn't make you feel like a motorcycle at the beginning, the truth is that it is highly recommended for those moments when you need to be energetic.
Valren |
VERIFIED OPINION
SMART CAFFEINE
Does the job
Taken in place of mate and coffee, it seems to do the job, which is handy when you don't have time to prepare everything but know you're going to need an extra boost for the day's objectives.
Ernest |
VERIFIED OPINION
SMART CAFFEINE
Ideal for daily use
I took the caffeine and did not notice much difference with regular caffeine. Taken pre-workout with beta-alanine it has a good effect.
Cynthia |
VERIFIED OPINION
SMART CAFFEINE
Effective
I have been using these pills for over two years and I can say that they are very effective. They keep me awake when I need it and the effect lasts a long time because it is released little by little so it is not a caffeine rush like you might experience when you drink a coffee but it is gradual and it is much better.
Raúl |
VERIFIED OPINION
SMART CAFFEINE
Caffeine smart
For me the smart caffeine is the best of the brand, it is true that over time, the body gets used to it, but it is very good, thanks HSN.
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