Gene23 Health
Reta3

Reta3

★★★★☆ 4.7/5 (10 reviews)
Price : 36.65 £
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Getting to Know Reta3

Reta3 is a dietary supplement in capsule form that brings together plant extracts, amino acids and essential minerals. It is designed to support natural weight balance, appetite control, metabolism and healthy blood sugar regulation, and it is intended to sit alongside a sensible eating plan rather than replace one. The product is made by Reta3 and is priced at £36.65 for UK customers.

The formula is built around seven ingredients: guarana extract, apple cider vinegar extract, Jerusalem artichoke inulin powder, L-glutamine, L-leucine, zinc citrate and chromium picolinate. Each one has a defined job. Guarana provides natural caffeine for energy and thermogenesis, while apple cider vinegar and inulin work on fullness and digestion. The amino acids and minerals support muscle, gut lining and normal macronutrient metabolism.

Reta3 is aimed at adults who are managing their weight and find that cravings, large portions or energy dips make that harder. It may also suit people who tend to snack after meals or who want a simple, once-a-day routine that fits around lunch or dinner.

It is worth being realistic about how a supplement like this works. Reta3 does not burn fat on its own. Its ingredients are there to support the habits that matter, namely eating a balanced diet, staying active and keeping a steady rhythm through the day.

What Goes Into Reta3

IngredientDosageRole
Guarana Extract (Paullinia cupana)100 mgNatural source of caffeine; supports thermogenesis, metabolic rate, energy and mental alertness during calorie restriction
Apple Cider Vinegar Extract100 mgContains acetic acid, which slows gastric emptying and blunts post-meal glucose spikes; promotes satiety and digestion
Jerusalem Artichoke Inulin Powder100 mgSoluble prebiotic fibre that increases fullness and feeds beneficial gut bacteria
L-Glutamine50 mgAmino acid supporting gut barrier integrity, muscle recovery and possibly fewer sugar cravings
L-Leucine50 mgBranched-chain amino acid that stimulates muscle protein synthesis and helps preserve lean mass
Zinc (Citrate)15 mgTrace mineral contributing to normal macronutrient metabolism, immune function and cognitive function
Chromium (Picolinate)40 mcgSupports insulin sensitivity, normal blood glucose levels and normal macronutrient metabolism

What You Can Expect

The most important benefit for many people is help with appetite control. Jerusalem artichoke inulin is a soluble fibre that swells in the stomach and increases the feeling of fullness, while apple cider vinegar promotes satiety. Together they can make it easier to stick to sensible portion sizes without feeling constantly hungry.

Reta3 also supports metabolism. Guarana is a natural source of caffeine, and it is traditionally used to encourage thermogenesis, the body's heat production, and the breakdown of fat. It offers a gentle lift in energy and alertness, which can help when you are eating fewer calories and feeling flat as a result. The caffeine load is modest rather than heavy.

Blood sugar balance is another focus. The acetic acid in apple cider vinegar slows gastric emptying, which helps blunt post-meal glucose spikes, and chromium picolinate contributes to the maintenance of normal blood glucose levels. Steadier glucose may also help reduce the sugar cravings that follow sharp rises and falls.

The amino acids play a supporting role. L-Leucine activates the pathway that drives muscle protein synthesis, which helps preserve lean muscle mass during a calorie-controlled diet. L-Glutamine supports the integrity of the gut lining and may help reduce carbohydrate cravings, as well as aiding muscle recovery.

Finally, the formula contributes to general wellbeing. Zinc supports normal macronutrient metabolism, immune function and cognitive performance, and the prebiotic action of inulin feeds beneficial gut bacteria, supporting digestive health and regularity.

Side Effects to Be Aware Of

Reta3 is generally well tolerated, and the side effects listed for its ingredients are mild. Dry mouth has been reported, but it is rare, affecting up to 1 in 1,000 users.

Because the formula contains inulin, a fermentable fibre, some people notice mild bloating or gas during the first days of use. This is usually temporary as the gut adapts. Taking the capsule with two large glasses of water and with a meal tends to help.

Guarana contains natural caffeine, so a little jitteriness or difficulty sleeping is possible, particularly if you take the capsule late in the day or already drink a lot of tea and coffee. Taking it at lunch rather than in the evening is a sensible precaution. If any symptom persists or worries you, stop taking the product and speak to a pharmacist or doctor.

Who Should Steer Clear

Do not use Reta3 if you have a known allergy or hypersensitivity to any of its ingredients. It is not recommended for children, or for women who are pregnant or breastfeeding.

People who are sensitive to caffeine, or who have a heart rhythm condition, should speak to a doctor first because of the guarana content. Anyone with diabetes, or who takes medication that lowers blood sugar, should check with a healthcare professional before use and monitor glucose levels closely, as the formula acts on glucose metabolism.

Reta3 is a food supplement and must not be used as a substitute for a varied and balanced diet. Do not exceed the recommended daily dose. If you take regular prescription medicines, it is wise to ask a pharmacist whether any interaction is possible.

How It Is Made

Reta3 is manufactured by Reta3, the brand behind the formula. The product is presented as a capsule supplement built from plant extracts, amino acids and minerals, with each active listed on the label alongside its dosage. That level of transparency lets you see exactly what you are taking, from 100 mg of guarana to 40 mcg of chromium.

As with any reputable food supplement, good manufacturing practice means using consistent raw materials, measuring doses accurately and keeping production clean and traceable. We have no documented certifications to cite for this product, so we do not claim any. If quality documentation matters to you, ask the brand through the contact page.

Storage matters too. Keep the pack sealed in a cool, dry place away from sunlight, and buy from the official website so the product has not been through unknown hands.

How to Take It

The directions are simple. Take one capsule per day, without chewing it, with two large glasses of water. The ideal moment is roughly 15 to 30 minutes before or during a meal, either lunch or dinner. Taking it around lunch is a good choice if you are sensitive to caffeine, since guarana may affect sleep if taken late.

If you struggle to swallow capsules, the contents can be opened and mixed with water. Drink it straight away. The generous amount of water is also useful because the inulin fibre swells in the stomach, which is part of how it encourages fullness.

Do not exceed the daily dose, and use Reta3 as part of a varied, balanced diet rather than instead of one. Consistency is more useful than intensity, so pick a mealtime that you can stick to every day. No specific duration is given in the product information, so if you plan to use it for an extended period, discuss this with a pharmacist or doctor.

Your Questions Answered

Take one capsule per day, without chewing it, with two large glasses of water. The best time is about 15 to 30 minutes before or during a meal, either lunch or dinner. If you find capsules hard to swallow, you can open the capsule and mix the contents into water. Do not exceed the recommended daily dose.

There is no fixed timetable, and results vary from person to person. Some people notice reduced appetite and steadier energy within the first couple of weeks, while changes in weight and body composition take longer and depend heavily on diet and activity. Taking it consistently alongside balanced meals gives the best chance of a useful effect.

When used as directed, Reta3 is generally well tolerated. Side effects are mild, such as temporary bloating or, rarely, dry mouth. The guarana content means it is best avoided late in the day. Pregnant or breastfeeding women, children, people with heart rhythm conditions and those on diabetes medication should seek medical advice first.

Since the daily dose is a single capsule, the number of capsules in the pack equals the number of days it lasts. Check the pack label for the exact count. Store it in a cool, dry place away from direct sunlight and keep it out of the reach of children.

We advise against buying Reta3 on Amazon or other marketplaces. Third-party listings carry a higher risk of counterfeit or incorrectly stored products, and you cannot be sure of what you receive. The official website is the safest way to get a genuine product.

No. Reta3 is not sold in pharmacies or high street shops. It is available only through the official website, which helps ensure you receive an authentic product.

4.7/5
★★★★☆
10 reviews
Sophie 03/14/2026
★★★★★

I take one capsule with lunch and I have noticed I am far less tempted to snack in the afternoon. Easy to swallow and no real side effects for me.

James 03/29/2026
★★★★★

Felt a bit bloated for the first three or four days, then it settled down. My portions have naturally got smaller and my energy feels steadier.

Emily 04/08/2026
★★★★☆

A good addition to my routine alongside walking and cooking more at home. It is not a miracle, but the sugar cravings after dinner have eased.

Oliver 04/22/2026
★★★★★

I like that it is only one capsule a day. Taking it with two big glasses of water as advised makes me feel fuller before the meal even starts.

Charlotte 05/05/2026
★★★★★

I am sensitive to caffeine so I take it at lunchtime only. No trouble sleeping, and I do feel a gentle lift in the afternoon without the jitters.

Harry 05/19/2026
★★★★☆

Solid product. Fewer cravings for biscuits at work, and I have lost a little weight over a couple of months while keeping my usual gym sessions.

Amelia 06/02/2026
★★★★★

Delivery was quick and the capsules are simple to take. I appreciate that the label is clear about the ingredients and the doses.

George 06/17/2026
★★★★★

I was sceptical, but the fibre and vinegar combination really does help with fullness. I no longer go back for seconds as I used to.

Isla 07/01/2026
★★★★☆

Mild dry mouth on the first day, nothing after that. My appetite is calmer and I feel more in control around meals.

Thomas 07/20/2026
★★★★★

Works well alongside a calorie-controlled diet. I feel less tired in the evenings than I expected, and my digestion has been regular.

Reta3 36.65 £
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