Generic Name: cholecalciferol 

Vitamin D3 is needed for normal absorption of calcium and phosphorus, which is further utilized for development and maintenance of bones and teeth. This makes bones stronger and reduces risk for bone fractures.  Vitamin D3 also has a role in ones nerve, muscle, and immune systems.

People who might need extra vitamin D3 include

•  Older adult
•  Breastfed infants
•  People with dark skin
•  People with certain conditions, such as liver diseases, cystic fibrosis and Crohn's disease
•  People who have obesity or have had gastric bypass surgery

• Vitamin D3 helps the body absorb calcium and phosphorus.
• It supports healthy bones, teeth and muscles.
• Used as a supplement when sun exposure or dietary intake of vitamin D is low.

•   nausea
•       vomiting
•         constipation
•         weight loss
•        weakness
•         increased calcium levels (hypercalcemia)

May cause allergic reactions or other problems if contain inactive ingredients such as peanut/soy. Pregnant women or Breastfeeding mothers need to consult their doctors before taking Vitamin D3 supplements.

• Vitamin E is essential to the normal functioning of the human body. It plays a central role in your immune system and functions as an antioxidant, neutralizing free radicals that damage cells at the genetic level.
• Vitamin E is fat-soluble, meaning that it is dissolved in fat and able to be stored in the liver and fatty tissues of the body.
   

• Vitamin E is an antioxidant that helps protect cells from oxidative damage.
• It supports healthy skin, eyes and normal nerve function.

Vitamin E supplements rarely cause any harm if taken at the recommended daily dose.
But sometimes lower doses can trigger side effects like

•  nausea,
•  vomiting,
•  stomach pain,
•  diarrhea.
•  Slow down blood clotting

• Vitamin E deficiency is considered rare in the developed world, except in premature babies with low birth weight or in people with rare genetic disorders such as abetalipoproteinemia or ataxia with vitamin E deficiency.
• VitaminE can neither treat nor prevent liver disease but may help slow its progression.
• VitaminE can slow blood clotting and may need to be avoided in people taking blood thinners like Coumadin (warfarin) or Plavix (clopidogrel).
• VitaminE supplements should also be avoided in people with a history of heart attacks, stroke, bleeding disorders, or head and neck cancers.
• VitaminE supplements are presumed to be safe during pregnancy and breastfeeding.

• Vitamin A is important for a healthy immune system, bone growth, vision, cell recognition and reproduction.
• It also works as an antioxidant that helps protect cells from damage.

• Vitamin A supports normal vision, especially in low light.
• It supports healthy skin and normal immune function.

• Night blindness
• A higher risk of infections, especially in the throat, chest, and abdomen
• Follicular hyperkeratosis, leading to dry, bumpy skin.
• Fertility issues
• Delayed growth in children
• Symptoms of vitamin A toxicity include dry skin, joint pain, vomiting, headaches, confusion.

• If you take too much of Vitamin A, it can lead to birth defects, abnormalities of the liver and disorders of the central nervous system.
• It can also decrease bone mineral density, leading to an increased risk of osteoporosis.
• This is because an excess of Vitamin A suppresses the building up of bones and increases its breakdown.
• The rate of calcium absorption by Vitamin D can also get affected due to excess of Vitamin A. Therefore, it is advised to use Vitamin A only as directed by your doctor.
• Interactions. Vitamin A supplements may interact with some birth control pills, blood thinners (Coumadin), acne medicines (isotretinoin), cancer treatments, and many other drugs.
• People who drink heavily or have kidney or liver disease shouldn’t take vitamin A supplements without talking to a doctor.

L-Histidine hydrochloride is the obligate precursor of histamine, which is produced via the decarboxylation of the amino acid. It may increase tissue histamine levels increase as the amount of dietary L-histidine increases. Histamine is known to possess immunomodulatory and antioxidant activity.

• Histidine is an α-amino acid that is used in the biosynthesis of proteins.
• It is used in the treatment of nutritional deficiencies.
• L-histidine may be indicated for use in some with rheumatoid arthritis.
• It is not indicated for the treatment of anaemia or uremia or for lowering serum cholesterol.

• Histidine might be safe for most people.
• Doses of up to 4 grams per day have been used in research without causing noticeable side effects.

• Pregnancy and breast-feeding: Not enough is known about the use of histidine during pregnancy and breast-feeding. Stay on the safe side and avoid use.
• Folic acid deficiency: If you have this condition, don't use histidine. It can cause an unwanted chemical called Formiminoglutamic Acid (FIGLU) to build up in the body.

• Zinc is an essential mineral that supports normal immune function.
• Used as a supplement when dietary intake of zinc is low.

Lysine is an amino acid that acts as a building block for the protein in your body. This amino acid is essential since your body cannot produce it on its own.

• Lysine is an essential amino acid that the body cannot make on its own.
• It helps the body absorb calcium and supports the formation of proteins, enzymes, hormones and body tissues.
• It supports normal immune function.

• Diarrhoea
• Abdominal Pain
• Chronic Kidney (Renal) Failure
• Inflammation in the Kidney (Interstitial Nephritis)
• Increased Calcium Absorption

• Lysine supplements are possibly safe for most people when taken by mouth in appropriate doses for up to one year or when applied to the skin for up to one year.
• Certain people should avoid the supplement.
• There is not enough evidence to know if it is safe for women who are pregnant or breastfeeding.
• Also, those with kidney disease, intolerance to lysinuric protein, or osteoporosis should speak to their healthcare provider when taking the supplement.

Vitamin C consists of a water-soluble vitamin known as vitamin C. Vitamin C is also known as L-ascorbic acid or ascorbate.  It occurs as a white or slightly yellow crystal or powder with a slightly acidic taste. On exposure to light, it gradually darkens. In the dry state, it is reasonably stable in air, but in solution, it rapidly oxidizes.

• Vitamin C is an antioxidant that helps protect cells from damage caused by free radicals.
• It supports normal immune function and the formation of collagen for healthy skin, bones, teeth and blood vessels.
• It helps the body absorb iron from food.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using Vitamin C and call your doctor at once if you have:

• Joint pain, weakness or tired feeling, weight loss, stomach pain;
• Chills, fever, increased urge to urinate, painful or difficult urination; or
• Severe pain in your side or lower back, blood in your urine.

Common side effects may include:

• Heartburn, upset stomach; or

• Nausea, diarrhoea, stomach cramps.

• Transient mild soreness may occur at the site of intramuscular or subcutaneous injection.
• Too-rapid intravenous administration of the solution may cause temporary faintness or dizziness.
• Although vitamin C is generally considered safe, high doses can cause adverse effects, including heartburn, nausea, headaches, stomach cramps, and diarrhoea.
• Vitamin C is not stored in the body. If you take more than you need, the extra vitamin C will pass into your urine.
• Very large doses may also interfere with tests for sugar in diabetics and with tests for blood in the stool.

Vitamin B1 is found in many foods including yeast, cereal grains, beans, nuts, and
meat. It is often used in combination with other B vitamins, and found in many
vitamin B complex products.

• Vitamin B1 (thiamine) helps the body turn food into energy.
• It supports normal nerve and heart function.
• Used as a supplement when dietary intake of vitamin B1 is low.

 Allergic reaction
 Skin irritation
 Cough
 Decreased blood pressure
 Difficulty in swallowing
 Breathlessness
 Facial swelling
 Increased sweating

Vitamin B1 is LIKELY SAFE for pregnant or breast-feeding women if taken in proper
quantity.
Alcoholics and people with cirrhosis often have low levels of Vitamin B1. Nerve pain
in alcoholism can be worsened by Vitamin B1 deficiency. These people might
require Vitamin B1 supplements.
People undergoing hemodialysis treatments might have low levels of Vitamin B1. 
People with heart failure might have low levels of Vitamin B1. 
People that are critically ill such as those that had surgery might have low levels of
Vitamin B1.

Vitamin B6 is a water-soluble vitamin. Water-soluble vitamins dissolve in water so the body cannot store them.Vitamin B6 is a group of related compounds. It is necessary for maintaining important functions in the body such as glucose and amino acid metabolism, production of RBCs, proper functioning of the nervous system, etc

• Vitamin B6 helps the body use energy from food and form red blood cells.
• It supports normal nerve function and immune health.
• Used as a supplement when dietary intake of vitamin B6 is low.

• Clumsiness
• Numbness of hands or feet
• Unsteady walk
• Sleepiness

• Follow your doctor's instructions about any restrictions on food, beverages, or activity.
• Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
• This medicine is not recommended for use in breastfeeding women unless necessary.

Generic Name: cholecalciferol 

Vitamin D3 is needed for normal absorption of calcium and phosphorus, which is further utilized for development and maintenance of bones and teeth. This makes bones stronger and reduces risk for bone fractures.  Vitamin D3 also has a role in ones nerve, muscle, and immune systems.

People who might need extra vitamin D3 include

•  Older adult
•  Breastfed infants
•  People with dark skin
•  People with certain conditions, such as liver diseases, cystic fibrosis and Crohn's disease
•  People who have obesity or have had gastric bypass surgery

• Vitamin D3 helps the body absorb calcium and phosphorus.
• It supports healthy bones, teeth and muscles.
• Used as a supplement when sun exposure or dietary intake of vitamin D is low.

•   nausea
•       vomiting
•         constipation
•         weight loss
•        weakness
•         increased calcium levels (hypercalcemia)

May cause allergic reactions or other problems if contain inactive ingredients such as peanut/soy. Pregnant women or Breastfeeding mothers need to consult their doctors before taking Vitamin D3 supplements.

Vitamin B12 is used in the treatment of vitamin B12 deficiency.

Vitamin B12 is a nutrient which the body requires in small amounts to make red blood cells, generate energy, and keep nerve cells healthy.

• Symptoms of Vitamin B12 Deficiency
• Weakness, tiredness, or lightheadedness
• Anemia
• Heart palpitations and shortness of breath
• Pale skin
• A smooth tongue
• Constipation, diarrhea, loss of appetite, or gas 
• Nerve problems like numbness or tingling, muscle weakness, and problems walking
• Vision loss
• Mental problems like depression, memory loss, or behavioral changes 

• Most people can prevent vitamin B12 deficiency by eating enough meat, poultry, seafood, dairy products, and eggs.
• If you don't eat animal products, or you have a medical condition that limits how well your body absorbs nutrients, you can take vitamin B12 in a multivitamin or other supplement and foods fortified with vitamin B12.