Service
Great product and price

You can simply sign in to your account on our website, or click the link in any email sent you about your subscription, to view, change or cancel your subscription.
Subscriptions can be cancelled with a single click after your first refill.
PLEASE NOTE: cancelling your subscription is not available until after your first refill - meaning your 2nd shipment.
This is done to ensure we can continue to offer discounts to all those who wish to subscribe.
When a customer subscribes, we do not have to pay substantial marketing costs to Google or Facebook for each order. This allows us to pass these savings on to you.
But, this falls apart if people place a subscription order to receive the free shipping and discount on their first order with us, and then immediately cancel their subscription.
Therefore, to be able to continue offering significant cost savings to subscribe and save customers, we have sadly had to make it only possible to cancel a subscription any time after the customer has received their first refill (meaning the second shipment of the product they subscribed to).
For more details of our subscription cancellation policy, or how our customer account works, check out our FAQ here.
Real reviews from verified customers
Great product and price
I've been using the keytones for a while and wanted to try these Double Strength Tribulus and ZMA x 180 Tablets (958mg – 40% Saponins with Copper, Boron & Black Pepper) to see if they would be as good and I've not been disappointed. Excellent product which has given me a real boost in energy and focus as well as helping me to stop taking the amyltriptaline I was using for my torn meniscus in my left knee. Sleeping better and I would definitely recommend Pureclinica
This is an absolute beast and by far the best natural test boost i’ve used. I’m smashing through my PRs on the regular and smashing it in other areas too if you get my drift. Loving this stuff and highly recommend.
Good experience
This is an absolute beast and by far the best natural test boost i’ve used. I’m smashing through my PRs on the regular and smashing it in other areas too if you get my drift. Loving this stuff and highly recommend.
Am very happy with this product: excellent value, high quality, exceptional customer service. Will definitely buy other products (Maca) from pureclinica.com, my new go to supplier... PaulJ - bodybuilder
Double Strength Tribulus and ZMA x 180 Tablets (958mg – 40% Saponins with Copper, Boron & Black Pepper)
NONE
Double Strength Tribulus and ZMA x 180 Tablets (958mg – 40% Saponins with Copper, Boron & Black Pepper)
Amazing, 10/10 forever will always order from this company, again, and again and again !
Double Strength Tribulus and ZMA x 180 Tablets (958mg – 40% Saponins with Copper, Boron & Black Pepper)
Gave this product a try after a recommendation from a friend and I’m really happy with the positive effects on my sleep. Used to get weird vivid nightmares on other ZMA supplements so was hesitant to keep it in my supplement stack, but thankfully they’ve cleared up on the Pureclinica stuff. These will be a long term daily staple for sure. Thanks guys!
I ordered this because I understand it can help with sleep. I have used it for like three months and I sleep so good on it. Some weekends when I don't set my alarm I sleep for 9 hours! Highly recommend this product it is awesome
This is an excellent product especially if you like me suffer from low testosterone levels. My dreams did get pretty vivid in the beginning which just is a testament to how effective this product is. Deep deep sleep right of the bat.
This is a high quality tribulus supplement with a perfect dose of the active ingredients to keep your levels where you want them. My sleep has been getting better so I am very happy with this product overall and will order it again for sure
This product gets 5 stars. I have used this supplement for quite a few months. I go to the gym several time a week and my sleep was not the best. Now with this product sleeping has been a breeze and I Wake up feeling much more rested than use to. Can definitely recommend this if you go to the gym
I am quite pleased with this product. I have had trouble sleeping but this product has effectively helped me sleep longer and deeper (I don't wake up) during the nights. Would recommend this to others and buy again
Definitely a very good product, I have noticed a difference in how fast I recover. I am a typical gym rat and use a lot of supplements and tribulus is one the more important ones so I am glad to have found a high quality supplier of it
Have used this brand before then tried another then came back to this, was much better, sleep got worse when I switched brand actually, This is obviously higher quality so sticking with this!
I am turning 50 in just a few months. Been eating healthy and training for a while now and added this supplement last week. I can feel a difference in my test levels, I feel stronger and more rested and sleep like a baby. Love this and will be ordering more soon!
Used it a couple of nights and already I'm sleeping better. Feel more rested overall. Sleep for longer in the mornings for sure. Highly recommend this one
This product is a must have, I sleep better and I do not feel as tired the day after. You notice the improved sleep pretty quickly. Will order this one again
I have been taking it for 4 weeks and I feel so much better. I could have trouble sleeping before because of my aching muscles (I work a physical job so sometimes I would have trouble sleeping because my muscles hurt at night when I came home from work). now they are not as painful when I sleep! Also helps with libido.
Very pleased with this purchase, Pureclinica is my favorite health supplement brand . ZMA helps with testosterone production, sleep and recovery.
Great product and it comes at a great price. I like zma since It's a product I can feel working. Pureclinicas is the best I have found and I can't recommend this over any brand
Not sure it it helps with recovery after workouts etc but I do know it helps improve the quality of sleep. It is very noticeable as I in the past would wake up after a nights sleep and feel tired but since I started taking this I wake up and feel rested and refreshed. Can't put a price on that feeling and if you could it sure would be more than Pureclinica's is charging for this lol!
Pop this and you'll sleep like a baby! It definitely has improved the quality of my sleep. I also tend to remember more from my dreams and they're a bit more vivid. I have taken zma for a long time but not from Pureclinica in the past but I'm going to stick with this zma going forward since I notice a big difference compared to my last brand
Zinc and magnesium is crucial especially if you are working out. This gives a good concentration of both of those and I tend to sleep better. I also get really vivid dreams from this which can be fun
I have been taking tribulus for many years know. As a religious gym goer this product is a must in my opinion to keep your testosterone levels at top. Good price, fast shipping, high quality, what else can you ask for?
| Ingredients | Per Serving | % NRV |
|---|---|---|
|
|
500mg |
** |
|
Magnesium |
360mg |
100% |
|
Zinc |
30mg |
300% |
|
Vitamin B6 |
10mg |
714% |
|
Black Pepper Extract |
5mg |
** |
|
Copper |
3mg |
300% |
|
Boron |
1mg |
** |
Since 2005, we’ve done more than produce supplements—we create products that truly deliver results.
That starts with traceable, select ingredients, sourced for their strength and efficacy. At our UK, US, and Netherland's based facilities, certified to CGMP, ISO, and BRC standards, every step is purposefully engineered for precision and control. Advanced extraction and purification methods radically improve potency while removing impurities, without introducing toxic chemicals.
We further excel through rigorous unparalleled testing. Ingredients, production stages, and finished products undergo constant checks, with third-party labs verifying finished products.
No shortcuts, no empty hype—just supplements built on science, care, and a commitment to doing things right. Upgrade to stronger supplements, get better results.
A tiny sapling goes a long way. Through our partnership with Eden Reforestation Projects, we are helping to plant trees on a massive scale.
Every bottle you purchase helps to protect vital eco-systems, help mitigate climate change, and create jobs that help provide education, health care, and food for rural communities in Mozambique, Nepal, Madagascar, and Ethiopia.
Our aim is to plant 10 million trees by 2030.
Free overnight shipping when you spend 50 or more.
Get exceptional customer service from our team of highly trained nutritionists.
Tested by 3rd party labs to ensure they contain exactly what is stated on the label.
Consistently ranked 1st on Amazon since 2011.