Vitamin C, also known as ascorbic acid, is a water-soluble nutrient found in some foods. In the body, it acts as an antioxidant, helping to protect cells from the damage caused by free radicals. Free radicals are compounds formed when our bodies convert the food we eat into energy. People are also exposed to free radicals in the environment from cigarette smoke, air pollution, and ultraviolet light from the sun.

https://ods.od.nih.gov/factsheets/VitaminC-Consumer/

Zinc is found in cells throughout the body. It helps the immune system fight off invading bacteria and viruses. The body also needs zinc to make proteins and DNA, the genetic material in all cells. During pregnancy, infancy, and childhood, the body needs zinc to grow and develop properly. Zinc also helps wounds heal and is important for proper senses of taste and smell.

https://ods.od.nih.gov/factsheets/Zinc-Consumer/

Garlic (Allium sativum) is an herb related to onion, leeks, and chives. It is commonly used for conditions related to the heart and blood system. Garlic produces a chemical called allicin. This is what seems to make garlic work for certain conditions. Allicin also makes garlic smell. Some products are made "odorless" by aging the garlic, but this process can also change the effects of garlic.

https://www.webmd.com/vitamins/ai/ingredientmono-300/garlic

Alpha-lipoic acid is an antioxidant that is made naturally in the body and also found in foods. It is used to break down carbohydrates and to make energy.

https://www.webmd.com/vitamins/ai/ingredientmono-767/alpha-lipoic-acid

Chlorella is a type of algae that packs a big nutrient punch, as it's a good source of several vitamins, minerals and antioxidants. In fact, emerging research shows that it could help shuttle toxins out of your body and improve cholesterol and blood sugar levels, among other health benefits.

https://www.healthline.com/nutrition/benefits-of-chlorella

Cilantro contains vitamins A, C, and K, and the leaves also have folate, potassium, and manganese. However, it's rarely eaten in large enough amounts to be a significant source of these nutrients.

https://www.webmd.com/diet/health-benefits-cilantro

Methionine is an amino acid. Amino acids are the building blocks that our bodies use to make proteins. Methionine is found in meat, fish, and dairy products. It plays an important role in the many functions within the body.

https://www.webmd.com/vitamins/ai/ingredientmono-42/methionine

Malic acid is a substance found naturally in apples and pears. It's considered an alpha-hydroxy acid, a class of natural acids commonly used in skin-care products. Also sold in dietary supplement form, malic acid is said to offer a variety of benefits.

https://www.verywellhealth.com/the-benefits-of-malic-acid-89478

Cysteine is a semi-essential amino acid. It's considered semi-essential because your body can produce it from other amino acids, namely methionine and serine. It becomes essential only when the dietary intake of methionine and serine is low.

Cysteine is found in most high-protein foods, such as chicken, turkey, yogurt, cheese, eggs, sunflower seeds and legumes.

N-acetyl cysteine (NAC) is a supplement form of cysteine.

Consuming adequate cysteine and NAC is important for a variety of health reasons - including replenishing the most powerful antioxidant in your body, glutathione. These amino acids also help with chronic respiratory conditions, fertility and brain health.

https://www.healthline.com/nutrition/nac-benefits