
We no longer sell Thorne supplements
Thorne has been part of our range since Greatlife began, but we have now stopped selling it. Read why.

Greatlife.eu was established due to a dissatisfaction with the food supplements available on the market, and has since become a trusted source for finding high-quality supplements as well as good and reliable information about health. We believe in providing products and information that we ourselves would use and recommend to our loved ones.

Thorne has been part of our range since Greatlife began, but we have now stopped selling it. Read why.

Activated charcoal is a special porous form of carbon with a very large surface area, which allows it to bind various compounds in the gastrointestinal tract to its surface. Learn more about activated charcoal and why it can be so beneficial for health.

Living Silica™ Acacia Gum‑OSA Powder is a silicon supplement considered a super supplement for skin, hair and nails. Learn more about this beauty supplement.

Gray hair is most often seen as a natural part of aging, but when hair starts turning gray early it is referred to as premature gray hair (typically before 20–25 years of age depending on ethnicity). Several factors are involved: genetics, oxidative stress, autoimmune processes and nutritional status, and among the trace minerals copper is one of the most interesting.

Histamine intolerance isn’t a classic allergy but a condition in which the balance between intake/production of histamine and its breakdown is disturbed. The result is a relative excess of histamine in the body, even if you eat “normal” food. However, there’s a lot you can do to avoid histamine-related problems.

You've probably spent a lot of money on vitamin C serums that promise to reverse aging and give you radiant, even‑toned skin. But a new study in Journal of Investigative Dermatology shows that it’s better to eat your antioxidants than just rub them on.

New research suggests that a deficiency of choline may be linked to early signs of stress in both the body and brain in young adults – especially in people with obesity. Interestingly, this can happen even when there are no obvious symptoms.

Read about Ida Carleborn’s fascinating story and health journey from autoimmune disease, longevity, nervous system regulation, and why identity beats habits. In this interview, we dive deep into her keys to sustainable change, daily habits that make a big difference, and how identity is crucial for behavior change.

Sleep regulation is a complex interplay between the brain’s neurotransmitters, hormones, and ion balance in the nervous system. There are seven nutrients that are directly involved in these systems and have scientific support for improving sleep quality, sleep onset, and recovery. Read more about these seven important nutrients.

The intestine is lined with a single layer of epithelial cells held together by so‑called tight junctions, proteins that determine how much is allowed to pass from the intestinal lumen into the blood. When these structures are damaged, intestinal permeability increases, sometimes called “leaky gut,” which allows bacterial components, toxins, and incompletely digested foods to pass through more easily and trigger the immune system. What should you do and what should you avoid with leaky gut.

If someone feels that almost everything is boring, it’s rarely about a “bad attitude” or laziness. It often means the brain’s systems for motivation, interest, and reward aren’t signaling as they usually do. Life can feel “gray,” nothing really gets going, and things that should be fun mostly feel neutral.

Glutamine is the body's most common amino acid and serves both as fuel and as a signaling molecule for the gut, immune system, and other tissues.

Urolithin A is a naturally occurring compound formed in the gut when gut bacteria break down ellagic acid, a polyphenol found in foods such as fruits and berries. Urolithin A activates the body’s own mechanisms to remove damaged mitochondria while simultaneously stimulating the formation of new, healthy mitochondria. But Urolithin A supplements aren’t something we recommend. Read on to find out why.

Most people take creatine to build muscle, increase strength, and improve exercise performance. But its hidden effects on the body reach far beyond the gym—and they’re even more powerful. Learn why creatine may be one of the best superfoods available.

Magnesium is often presented as a general “sleep supplement,” but from a medical perspective the picture is more complex. Magnesium occurs in different chemical forms (salts and chelates), which have different bioavailability, tissue distribution, and effects on the nervous system and cellular energy metabolism. Some forms can promote calm and improve sleep quality, while others can instead increase metabolic activity and thereby the level of alertness in sensitive individuals.

NAD⁺ has become one of the most central molecules in modern research on energy, recovery, and long-term aging. Learn to avoid the pitfalls in our article on NAD⁺.

Learn everything you need to know about boron and its effects on the body in our comprehensive article on boron, its functions, health benefits, dosage, and uses.

We all know how important it is to get good sleep. Sleep affects everything, from mood and energy to the immune system and hormonal balance. But despite meditation, evening routines, and breathing exercises, many still lie awake, with racing thoughts and a body in overdrive. This is not always due to stress or worries. Often, it actually comes down to biochemistry—that is, nutrient deficiencies that disrupt the body’s own production of serotonin and melatonin. Learn what you absolutely must not be deficient in if you want to feel good mentally and sleep well.

Selenium is an essential trace element of great importance. It helps protect cells from oxidative stress, supports the normal function of the immune system, contributes to healthy thyroid function, and plays a role in maintaining normal hair and nails. However, the soil in Sweden is selenium-poor, and most Swedes do not reach the recommended intake levels. Food-based supplements containing organic forms of selenium are the best option, as the body absorbs them almost completely, whereas inorganic selenium is harder to absorb. Read more about this vital nutrient here.

Magnesium deficiency is common among the population and can unfortunately lead to both mild and severe health issues. We need to consume magnesium regularly, but the Western diet contains far too little of this essential mineral. Read more about this important nutrient.

Do you suffer from stomach issues despite eating healthily? Perhaps you experience acid reflux after meals and feel that it takes a long time for the food you've eaten to break down? In that case, a little extra digestive enzymes could be a helpful solution. They are particularly effective if you also work on improving your gut flora at the same time.

Vitamin C is, in fact, much more than just ascorbic acid. In nature, vitamin C is never found in isolation but exists as a complex together with various cofactors. Taking a supplement of synthetically produced ascorbic acid is not the same as taking a whole food supplement containing the entire vitamin C complex. If you want to protect yourself against free radicals, it's worth considering your choice of vitamin C supplement carefully.

The mineral zinc influences several essential functions in the metabolism of most living organisms. Researchers at the Technical University of Munich (TUM) have discovered that even a slight zinc deficiency can impair digestion at an early stage.

Osteoporosis is a common issue among women after menopause. In Sweden, around 70,000 fractures occur annually due to osteoporosis—primarily affecting the wrist, upper arm, hip, or vertebrae. Often, the problem of overly porous bones is not detected until a fracture has already occurred.

The answer depends on the type of soy you choose: the processed soy sausage or the traditionally prepared miso soup made from fermented, organic soybeans. The isolated soy protein found in many vegetarian ready-made meals like sausages, burgers, and nuggets is actually one of the most processed and unhealthy things you can eat.

In this article, you can learn about glutamine and why it is so important for the gut.

Probiotics are living microorganisms, also known as beneficial gut bacteria. When taken in the right amounts, they provide health benefits to the individual consuming them. These beneficial bacteria help maintain a healthy balance in the gut flora and can improve digestion and immune function.

Magnesium plays an important role in the body and influences our sleep cycle in several ways. Here, we explore the scientific basis behind magnesium's effect on sleep, particularly through its interaction with GABA and melatonin.

We need varying amounts of magnesium per day depending on age and gender. Read our guide on magnesium requirements.

Read our summary of the foods and ingredients highest in magnesium.
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