The best immune-boosting foods – Sun Doctor

The antimicrobial effect of garlic was already known to Aristotle and Hippocrates.

Due to its antimicrobial effect, it was also used in World War II to prevent wound infection.

The antimicrobial effect of a garlic due to the sulfur bonds in it. Laboratory tests have shown that garlic juice inhibits Staphylococcus, a Streptococcus it is also effective against bacteria and bacillus and vibrio forms and also prevents the spread of fungi.

The highest concentrations of microbicides are found in garlic, but are also found in other plants, and are also found in large amounts in onions, leeks, shallots, and chives.


Additional immune-boosting foods

Mustard oil, glucosinolate

A cabbages, for example, red cabbage or sauerkraut contain mustard oil, which has an antimicrobial effect. This active ingredient is found in lesser known than us cress, from a in horseradish and also in mustard. Glucosinolate in head cabbage has an antimicrobial effect specifically in the urinary tract.


Flavonoids are mainly effective against viruses, they work by binding to viral proteins and limiting the growth of viruses. Flavonoids are dyes with a spectrum ranging from yellow to red-violet. They can be found in many fruits and vegetables, mainly onions, cabbage, in apples and the in berries occur.

Clinical studies have shown that it is much more difficult for the body to utilize the active ingredient extracted from onions than if it is consumed with the onion and obtained from the onion itself.

Trace elements

The immune system its development and operation require essential materials such as iron, zinc and selenium. A varied diet can prevent their lack.

onion-capost flavonoids
Flavonoids are mainly effective against viruses


Vitamin C-rich vegetables and fruits a kiwi, citrus fruits, green pepper, sauerkraut, a beetroot and raw potatoes. Vitamin C does not protect against attacks by pathogens, but it strengthens the immune system, making it easier to defeat the disease: we heal faster and no serious disease develops.

Source: Napidoktor by

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