Is Vitamin C effective against colds?

Vitamin C, also known as ascorbic acid, is an essential nutrient that plays a significant role in various bodily functions including the maintenance of skin, blood vessels, bones and cartilage. It also aids in wound healing and is vital for the immune system.

Current evidence suggests that Vitamin C does not prevent the average person from catching a cold. However, regular Vitamin C supplements may help reduce the duration and severity of cold symptoms if taken consistently.

Vitamin C is thought to boost the immune system by enhancing the production of white blood cells, which are key in fighting infections. It also acts as an antioxidant, helping to protect cells from damage by free radicals.

Taking Vitamin C once the symptoms start does not appear to be effective in shortening the duration or severity of a cold. Regular supplementation before symptoms appear is more likely to be beneficial.

In the UK, the recommended daily intake of Vitamin C for adults is 40 mg per day.

Consuming large amounts of Vitamin C can lead to side effects such as stomach pain, diarrhoea, and flatulence. It is generally advised to stay within the recommended dietary allowances unless advised otherwise by a healthcare provider.

Yes, Vitamin C can be easily obtained through a balanced diet that includes fruits and vegetables such as oranges, strawberries, kiwi, bell peppers, broccoli, and spinach.

Chemically, natural and synthetic Vitamin C are identical, and both can help meet your daily requirements.

Different preparations of Vitamin C are equally effective in providing the vitamin, but quality can differ between brands. It is important to choose a reputable brand and be mindful of added ingredients.

While children can take Vitamin C supplements, it is generally best to meet their needs through a balanced diet. Consult with a pediatrician before giving children any supplements.

Vitamin C is water-soluble, so it does not need to be taken with food. However, it can be taken with meals to make it part of a routine, but the time of day generally does not affect its efficacy.

Vitamin C can interact with certain medications, including statins and chemotherapeutic drugs. Always consult with your healthcare provider before starting any supplement.

Yes, smoking can deplete Vitamin C levels in the body. Smokers are usually advised to have a higher intake of Vitamin C to maintain adequate levels.

Fruit juices can be a good source of Vitamin C, but they are also high in sugar. It is better to consume whole fruits to benefit from their fibre and other nutrients alongside Vitamin C.

Vitamin C deficiency can lead to symptoms such as fatigue, muscle and joint pain, easy bruising, gum bleeding, and slow wound healing. Severe deficiency results in scurvy.