Vitamins A, B, C. play a role in maintaining the health. of 

• The nervous system. 
• Digestive system, gastrointestinal tract, mucous membranes.
• Nerve sheaths. 
• Eyes and skin. 

Supplements are beneficial when used appropriately in the approved manner.They provide nutrients when a regular dietary supply is insufficient.

Vitamin A

Vitamin A is vital for healthy eyes, fights against cataracts and macular degeneration.

• Vitamin A effectively maintains healthy bones and teeth.
•  An immune system booster, 
• Keep skin and mucous membrane cells healthy.

Vitamin A exists in many foods. 

A deficiency causes anemia, dry eye, and increased susceptibility to infections. It is also associated with Thyroid and skin disorders. And,Vitamin A deficiency is a leading cause of preventable blindness. 

Vitamin B

B vitamins play a vital role in maintaining good health and well-being. They are building blocks of a healthy body. 

B vitamins are a group of eight essential nutrients that play roles in many organs and bodily systems. Together, they are called the vitamin B complex.

B vitamins are essential for energy production within body cells and healthy immune system function. 

•  Have a direct impact on your energy levels, brain cells, brain function, and cell metabolism. Help the body convert food into energy.
• Promotes healthy liver function, maintains a vital balance of hormones, and improves the metabolizing of carbohydrates.
• B vitamins help create new blood cells and are strategic for ensuring that cells are functioning. 
• Maintain healthy skin cells and other body tissues.
• Essential fortrong immune system functions.

You can get enough B vitamins by eating a variety of nutrient-dense foods. B vitamins often occur together in the same foods. 

B vitamin deficiencies occur if a person cannot properly absorb B nutrients. Or if their body eliminates too much B vitamins  due to certain health conditions or medications.Vitamin B nutritional supplements help to prevent or avoid B-Vitamin deficiencies. 

Vitamin C

Vitamin C is diverse in protecting overall health. Vitamin C is involved with numerous metabolic reactions in the body. Vitamin C is a water-soluble vitamin and an antioxidant critical for tissue formation and cell protection.

• Influential in the immune system and Bolsters protection against immune system deficiencies. 
• Vital to your body's healing process, the healing of the skin, muscle, muscle health, and gums.
• Vitamin C is one of the building blocks of collagen, collagen in bones.
• Repairing wounds, prevention of scarring and skin wrinkles.
• It is a nutrient your body needs to form blood vessels, cartilage.
• Protect against eye disease also, cardiovascular disease. 
• Vitamin C plays a role in controlling infections and healing wounds.
• Help make several hormones and chemical messengers used in the brain and nerves.
• Vitamin C is one of the safest and most effective nutrients. 

You can get enough vitamin C from a healthy diet, taken daily through food or supplement.

Vitamin C deficiency is likely to occur in smokers, persons with gastrointestinal conditions, or have a limited diet. Anemia, bleeding gums, hair loss, bruising, and poor wound healing result from a deficiency. A severe vitamin C deficiency can lead to a disease called scurvy. 

If you choose to supplement your diet with any of these vitamins , it is requisite to follow recommended dosages to avoid toxicity. If you are already eating the recommended amount of a nutrient through foods, you may not get any further health benefits from taking a supplement. 

Always speak with your health care provider, for advice on the different vitamins you plan to take.