Slamannan Pharmacy
Cardionix

Cardionix

★★★★☆ 4.7/5 (7 reviews)
Price : 36.65 £
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Getting to Know Cardionix

Cardionix is a food supplement taken once a day to support blood pressure and general cardiovascular wellbeing. It is a simple routine: one capsule a day, taken with water before a main meal. Many customers ask us whether it is something they can fit around breakfast, and the answer is usually yes.

The formula combines four nutrients with seven plant extracts. The nutrients are vitamin C, vitamin D, magnesium and chromium. The extracts are turmeric, cocoa, gymnema, cinnamon bark, bitter melon, banaba and butcher's broom, each standardised at a 4:1 ratio. In plain terms, that means several parts of raw plant were used to make one part of extract.

What makes it a little different from a standard heart supplement is the link it draws between metabolism and the heart. Blood sugar balance and cardiovascular health are often discussed together, and several of the plants here are traditionally used for glucose balance, while others are linked to circulation and the veins.

The manufacturer is not disclosed in the product information available to us. Cardionix is a food supplement, not a medicine, and it is not intended to treat or cure any condition. It works best alongside a balanced diet, regular gentle activity and any treatment your doctor has already advised.

What Goes Into Cardionix

IngredientDosageRole
Vitamin C90 mgAntioxidant vitamin that helps protect cells from oxidative stress and supports normal collagen formation for blood-vessel function
Vitamin D10 µgContributes to normal muscle function, immune function and calcium balance, relevant to overall cardiovascular wellness
Magnesium oxide20 mgMagnesium source that contributes to normal muscle function (including the heart muscle), electrolyte balance and reduction of tiredness
Chromium picolinate1.2 mgChromium form that contributes to normal macronutrient metabolism and the maintenance of normal blood glucose levels
Turmeric (Curcuma longa) extract 4:1200 mgSource of curcuminoids, polyphenols studied for antioxidant activity and a healthy inflammatory response in the vascular system
Cocoa (Theobroma cacao) extract 4:1100 mgSource of flavanols, studied in relation to endothelial function, vessel elasticity and healthy blood flow
Gymnema (Gymnema sylvestre) extract 4:150 mgTraditional Ayurvedic plant used to support balanced blood-sugar levels and reduced sugar cravings
Cinnamon bark extract 4:150 mgTraditional plant extract rich in polyphenols, used to support healthy glucose metabolism and antioxidant defences
Bitter melon (Momordica charantia) extract 4:15 mgTraditional botanical used to support glucose handling and metabolic balance
Banaba (Lagerstroemia speciosa) extract 4:15 mgPlant traditionally used for healthy glucose metabolism, containing corosolic acid
Butcher's broom (Ruscus aculeatus) extract 4:15 mgSource of ruscogenins, traditionally used to support venous tone, leg comfort and healthy microcirculation

What You Can Expect

The main aim of Cardionix is to support healthy blood pressure levels as part of a balanced lifestyle. It does not replace prescribed treatment, but it can sit alongside good habits such as eating well, staying active and keeping salt in check.

Magnesium is a good place to start. It contributes to normal muscle function, and that includes the heart muscle. It also helps with electrolyte balance and with reducing tiredness, which is something many older customers mention.

Vitamin C helps protect cells from oxidative stress and contributes to normal collagen formation, which matters for the walls of blood vessels. Cocoa flavanols are studied for their role in endothelial function and vessel elasticity, while turmeric curcuminoids offer antioxidant support and a healthy inflammatory response in the vascular system.

Butcher's broom is traditionally used to support venous tone, circulation and that feeling of lighter legs at the end of the day. Vitamin D adds to normal muscle and immune function.

Then there is the metabolic side. Chromium contributes to normal macronutrient metabolism and the maintenance of normal blood glucose levels. Gymnema, cinnamon, bitter melon and banaba are traditional plants used for balanced blood sugar, a factor linked to cardiovascular wellness. Finally, the routine is easy: one capsule per day, which can be opened and mixed with water if swallowing is difficult.

Side Effects to Be Aware Of

Most people take Cardionix without any trouble, but it is sensible to know what to look out for. Dry mouth has been reported in rare cases, up to 1 in 1,000 users.

Magnesium oxide can cause loose stools or mild digestive discomfort in sensitive people, and turmeric extracts may occasionally cause stomach upset or nausea. Taking the capsule with plenty of water, as directed, usually helps. Cinnamon, cocoa (which contains natural caffeine and theobromine) and other botanicals may trigger intolerance or allergic reactions in people who are sensitive to them.

Plants that support blood sugar balance, such as gymnema, bitter melon, banaba and cinnamon, may add to the effect of glucose-lowering medicines. Product-specific clinical data on adverse effects are not disclosed, so if anything feels wrong, stop taking it and speak to your pharmacist or doctor.

Who Should Speak to a Pharmacist First

Cardionix is not recommended during pregnancy, after childbirth or while breastfeeding. It should not be used by anyone who is allergic or hypersensitive to any of the ingredients, so please read the list in the table above carefully.

If you take medicine for blood pressure, anticoagulants (blood thinners) or diabetes, speak to your doctor or pharmacist first. Turmeric, bitter melon and cinnamon may interact with these medicines, and your dose may need to be reviewed.

Seek medical advice before use if you have gallbladder disease, kidney disease or a bleeding disorder, or if you have an operation planned. In fact, it is wise to discuss any health condition with your doctor before starting a food supplement. Do not exceed the recommended daily dose, and remember that a supplement is no substitute for a varied diet.

Who It Is Made For

Cardionix is aimed mainly at adults who are thinking about their heart and circulation, and it is particularly suited to people over 60. At that stage of life, blood pressure, energy levels and heavy legs are common topics at the pharmacy counter, and many people want a simple routine rather than a shelf of different products.

It may also appeal to those who have noticed that their blood sugar balance and heart health seem connected, whether through family history or advice from their GP. The mix of chromium and traditional plants such as gymnema, cinnamon, bitter melon and banaba is aimed at that metabolic side, while magnesium, vitamin C and cocoa flavanols focus on muscle and vessel support.

The once-daily format suits a morning routine, taken before breakfast with plenty of water. People who struggle with swallowing can open the capsule into water. Anyone on regular medication, or with a health condition, should talk to their doctor or pharmacist first.

Your Questions Answered

Take one capsule once a day, whole, with two large glasses of water (at least 500 ml). The best time is 15 to 30 minutes before a main meal, such as breakfast or dinner, and the largest meal of the day is preferred. If you find swallowing difficult, the capsule can be opened and the contents mixed with water. If you miss a dose, carry on as normal the next day and do not double up.

Food supplements work gradually, so do not expect anything overnight. The directions suggest using Cardionix consistently over a longer period for the best results. Many people find it easiest to link it to their morning routine so they do not forget. Results vary from person to person and depend on diet and lifestyle, so keep up your regular check-ups and blood pressure readings.

Used as directed, it is generally well tolerated. Dry mouth has been reported rarely, and some people may have mild stomach upset or loose stools. It is not suitable in pregnancy or breastfeeding, or for anyone allergic to an ingredient. Because some plants may interact with blood pressure, blood-thinning and diabetes medicines, ask your doctor or pharmacist first if you take any of these.

Not without checking first. Turmeric, bitter melon and cinnamon may interact with blood pressure, anticoagulant and antidiabetic medicines. Gymnema, banaba and the other plants may add to the effect of glucose-lowering treatment. Please show the ingredient list to your pharmacist or doctor before starting, and never stop prescribed medicine because you have begun a supplement.

Pregnant or breastfeeding women, and anyone allergic to any ingredient, should not take it. People with gallbladder disease, kidney disease or a bleeding disorder, or those due to have surgery, should get medical advice first. As it is a food supplement, it is not meant for children and should not replace a varied diet.

We would advise against it. Supplements sold through third-party marketplaces carry a higher risk of counterfeits, wrong storage or products that differ from the original formula. To be sure you receive a genuine product, order from the official website only.

No. Cardionix is not stocked in high street pharmacies. It is available only through the official website, which helps guarantee that you receive the genuine product.

4.7/5
★★★★☆
7 reviews
Margaret 04/23/2026
★★★★★

I take my capsule with a big glass of water before breakfast, right after I put the kettle on. It has become part of my morning. No stomach trouble at all.

Brian 05/02/2026
★★★★☆

Sensible product, and easy to remember because I take it before my porridge. I was a bit dry in the mouth the first week but it passed. Will keep going.

Patricia 05/11/2026
★★★★★

I like that it looks after the sugar side as well as the heart. My GP was happy for me to try it once we checked my tablets. A calm, easy morning habit.

Alan 05/19/2026
★★★★★

At 68 I wanted something simple. One capsule, 20 minutes before breakfast, and done. I feel steadier through the morning and my legs feel lighter on my walk.

Dorothy 06/04/2026
★★★★☆

I find the capsule a bit large, so I open it into water as the leaflet says. Works fine that way. Part of my breakfast routine now.

Ronald 06/17/2026
★★★★★

Good value for a formula with this many ingredients. I take it with two glasses of water first thing, then go out to feed the birds. Easy to stick with.

Sheila 07/01/2026
★★★★★

My legs get heavy by the afternoon, so the butcher's broom caught my eye. After a couple of months they feel a little lighter. I take it every morning without fail.

Cardionix 36.65 £
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