Depression is among the most common mental illnesses worldwide, affecting millions of people. This illness significantly impairs daily life. Alongside genetic predispositions, environmental factors, and lifestyle, diet also plays an important role in the development and alleviation of depression—an aspect that is often overlooked. It is important to understand that diet and depression are closely linked, and a balanced diet supports not only the body but also mental health. There are several key nutrients that can have a positive effect on mental health:

Omega-3 fatty acids, which are found in fatty fish like salmon, mackerel, and sardines, as well as in flaxseeds and walnuts, have been shown to have a positive effect on mood. They promote brain function and can reduce inflammation, which has been linked to depression. Research shows that a deficiency in omega-3 fatty acids can be associated with an increased likelihood of depressive symptoms. A diet rich in these essential fatty acids is therefore of great importance for overall well-being and mental health.

• Vitamin D: A deficiency in vitamin D is often linked to depression. Sunlight is the best source, though vitamin D can also be absorbed through foods like fatty fish, egg yolks, and fortified dairy products. Regular testing can help detect and treat a vitamin D deficiency early. An adequate intake is crucial for bone health and the immune system. Without sufficient sunlight and a balanced diet, vitamin D levels remain too low and can put a strain on the psyche.
• B Vitamins: These vitamins are essential for brain function and the production of neurotransmitters. Good sources include whole-grain products, meat, eggs, and green leafy vegetables. A deficiency in B vitamins can lead to fatigue, concentration problems, and neurological disorders. A regular intake of these vitamins is therefore indispensable. Vitamin B6, B12, and folate are particularly important.
• Magnesium: This mineral supports many bodily functions, including brain function. It is found in nuts, seeds, green leafy vegetables, and whole-grain products. A deficiency in magnesium can lead to muscle cramps, fatigue, and other health issues. An adequate supply of this mineral is therefore crucial for overall well-being. Note that magnesium requirements can vary depending on age and gender.

Antioxidants such as vitamin C, vitamin E, and beta-carotene protect brain cells from damage caused by free radicals. They are abundant in fruits and vegetables like berries, citrus fruits, carrots, and spinach. A balanced diet rich in antioxidants can therefore contribute to maintaining mental health. In addition, these nutrients can reduce the risk of neurodegenerative diseases. Furthermore, polyphenols, which are found in green tea, dark chocolate, and red wine, are also known as powerful antioxidants. The regular intake of such foods can play an important role in supporting cognitive functions. A diet aimed at promoting brain health and the psyche should therefore be diverse and rich in antioxidant substances.

Regarding diet and depression, it is important to focus on balance. While some foods can support mental health, there are others that should be avoided, as they can increase the risk of depression:

• Sugary Foods and Drinks: Sugar can cause rapid spikes and crashes in blood sugar, which can intensify mood swings and energy lows. Artificial sweeteners can also negatively affect your mood.
• Caffeine and Alcohol: Both substances can impair your mood and sleep, which can lead to a worsening of symptoms.
• Processed Foods: Foods high in saturated fats, trans fats, and refined carbohydrates can promote inflammation and negatively impact mental health. This also includes fast food and fried food. These foods often contain unhealthy fats and few nutrients, which can have a negative impact on overall health and mood. You should avoid eating these foods whenever possible. In addition, processed foods often contain too much salt, which can raise blood pressure and increase the risk of cardiovascular diseases.

It is important to consider individual differences, as every person can react differently to certain foods. A balanced diet rich in fruits, vegetables, whole-grain products, lean protein, and healthy fats can help alleviate the symptoms of depression. Always consult a doctor or a nutritionist to create a dietary plan tailored to your specific needs.

A simple dietary change can be achieved through gradual adjustments to your eating habits. Start by integrating more fruits and vegetables and reducing your consumption of processed foods. Focus on a balanced diet that provides all the necessary nutrients and includes plenty of water. It is important to minimize the intake of sugar and saturated fats to achieve long-term health benefits. Regular exercise supports dietary changes and promotes overall well-being.

• Balanced Meals: Ensure your meals contain a good mix of proteins, healthy fats, and complex carbohydrates.
• Regular Meals: Do not skip meals, in order to maintain a stable blood sugar level, which is important for your mood.
• Hydration: Drink enough water, as dehydration can lead to fatigue and concentration problems.

There are many myths surrounding diet and its potential to cure depression. If you are unsure about certain claims, talk to a doctor or a nutritionist. For clarification:

• "Only supplements can cure depression": Supplements like omega-3 or vitamin D can be helpful, but they do not replace medical treatment. They provide support, but they do not cure depression on their own.
• "Certain superfoods cure depression": There is no single "superfood" that can cure depression. A healthy, balanced diet is crucial, but no single ingredient offers a complete solution.
• "Caffeine helps improve mood": Caffeine can provide a short-term energy boost, but it can also lead to anxiety, sleep disturbances, and related mood swings, which can worsen depression.
• "Cutting out sugar cures depression": While reducing sugar can help stabilize your mood, cutting it out alone is not a cure. The connection between diet and depression is more complex.
• "A healthy diet can replace medication": A healthy diet is important for mental health, but it does not replace medication or therapy. It can play a supportive role, but medical treatment should not be neglected.
• "Junk food always causes depression": An unhealthy diet can increase the risk of depression, but it is not the sole trigger. Many factors, including genetics and stress, also play a role.

These myths highlight that while diet has a significant impact on mental health, it does not offer a simple, standalone solution for depression.

Digital programs like deprexis can provide valuable complementary support. This early-stage, personalized assistance can be accessed 24/7 to target and help relieve depressive symptoms. To guide you step-by-step toward better self-care, deprexis offers a tailored program featuring various exercises to cope with depression.

In Germany, deprexis is available completely free of charge via prescription, with the full costs covered by your health insurance company. This means your doctor or psychotherapist can prescribe deprexis, and you will receive an activation code for the program. Once you have the code, you can easily redeem it on the website and get started with deprexis immediately.