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The UK's Most Popular Male Supplement 

4.89 based on 1,584 reviews

Excellent

"After 2 weeks I noticed I'm a lot harder and can last much longer, sometimes 45 mins! Hands down this is the best natural supplement I've taken!"

Naveed London

Verified Purchase

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“Flowgain has given me more confidence in the bedroom. It's so much easier to get and maintain an erection now."

David Essex

Verified Purchase

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“It worked in just 2 days! but the benefits get better the longer you take it. My sex drive has gone through the roof! My wife is very happy ;) ”

Fraser Glasgow

Verified Purchase

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Be Stronger for
Longer


Flowgain is an all natural supplement designed to increase blood flow
for maximum sexual performance.

 Perform Better

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100% Natural

L-Citrulline is an amino acid that raises Nitric Oxide levels
in the blood to maximise
blood flow.
Tribulus Terrestris raises Testosterone to maximise stamina and sex drive.

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Reach Your Potential

Backed by
Science


Citrulline increases Arginine in the blood, which converts to Nitric Oxide to increase blood flow.
More Citrulline is produced as a
by-product from this conversion
so it can be recycled to start the cycle again for longer lasting effects.

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Winter Sale Now On

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  • What are the ingredients?
    L-Citrulline, Tribulus Terrestris Fruit Extract (95% Saponins), Vegan Capsule Shell (Hydroxypropyl Methylcellulose), Magnesium Stearate, Silicon Dioxide.
  • How long does it take to work?
    They can work as quickly as 30 mins before activity, but the full benefits are experienced after 3 days of daily use (at least 4 caps per day).
  • How many capsules can I take at once?
    It is recommended to take 2 capsules twice per day. An extra 2 can be taken before activity. If preferred, you can take up to 8 capsules at once. Do not exceed 8 capsules within a 24hr period.
  • Are there any side effects?
    No, there are no known side effects. However it's important to drink plenty of water when you take them.
  • What if I feel no benefits?
    For some people, it can take a bit longer for the benefits to be seen. We recommended to take at least 4 capsules per day for 3 days, if you feel they still do not work for you we will issue you a refund. Contact us at: flowgainuk@gmail.com
  • Is your packaging discreet?
    Yes
  • How long does it take to deliver?
    1 - 2 working days within UK. Same day dispatch. 7-10 working days for rest of world.
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