Nutrition, Vitamins & Omega-3

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

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.

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.

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.

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 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.

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.

Read about the most common side effects that may occur if you take too much magnesium.

Magnesium is an essential mineral that plays a vital role in many of the body's physiological processes, including weight and metabolism. It is involved in numerous enzymatic reactions and is crucial for energy production, blood sugar regulation, and nerve function.

Q10, also known as Coenzyme Q10 or ubiquinone, is a fat-soluble substance naturally present in every cell of the body. It plays a vital role in energy production within cells by participating in the electron transport chain in the mitochondria, which is essential for ATP production. Q10 also serves as a powerful antioxidant, protecting cell membranes, lipids, and proteins from oxidative damage.

Learn how and when to take L-Glutamine to make the most of this amazing amino acid. In this article, we’ll provide simple tips for incorporating L-Glutamine into your training routine to support your health and promote faster recovery after exercise. Discover how to optimize your L-Glutamine intake today!

Glutamine is one of the most abundant amino acids in the body and serves a variety of essential functions to support health and well-being. This amino acid plays a key role in the immune system, muscle recovery, metabolism, gastrointestinal health, and even sleep quality.

Creatine is a popular and highly effective supplement for training and performance. However, a common question many people ask is: how much creatine should you take? Here, we take a closer look at creatine dosage to achieve the best possible results.

Find the Right Multivitamin for Your Needs | Greatlife.ie

Get a straightforward overview of methylation, MTHFR, and what you should consider to reduce the issues associated with mutations in the MTHFR gene.

What are prebiotics, and how do you best consume them? What is the difference between prebiotics and probiotics?

In this article, you can read about why we have chosen MegaFood and Innate Response as our main brands. So far, we haven't come across better supplements.

In this article, you can read about research conducted on the vitamin and mineral status of individuals with warts.

5-HTP (5-hydroxytryptophan or Oxitriptan) is an amino acid involved in the synthesis of serotonin and, consequently, also in the production of melatonin. 5-HTP as a supplement is classified as a medicinal product and therefore cannot be purchased, but there are many ways to support the conversion from 5-HTP to serotonin and melatonin.

When choosing whole food supplements or superfood powders, it's easy to focus solely on whether the label looks appealing. What people often forget is one of the most crucial aspects of the production process: how the raw material is dried. Read more about why this step matters more than any other in the production process.

All cells in the body have receptors for vitamin D and play an important role in the cell division process, contributing to the normal functioning of the immune system, among other things.

A study shows that individuals with a vitamin D deficiency find it harder to eliminate excess Helicobacter pylori. Those with sufficient levels of vitamin D in their bodies are better able to get rid of Helicobacter pylori compared to those with inadequate vitamin D levels.