Medicines & Supplements A to Z > Vitamin B5 (Supplement)

Vitamin B5 (Supplement)

Last updated on July 29, 2019.

Overview   |   Dosage   |   Side Effects   |   Where To Buy  

GENERIC NAMES: Pantothenic Acid / Vitamin B5


COMMON BRANDS OF VITAMIN B5 IN HONG KONG: Actionvit, B Complex 50, Centrum Junior, Nature’s Way

What is Vitamin B5 for?

Vitamin B5 is a vitamin that is important for numerous metabolic processes. It helps with the synthesis of Coenzyme A, which is an important substance involved in many metabolic reactions. The daily adequate intake (AI) of Vitamin B5 for adult is  5 mg. You should only take a Vitamin B5  supplement when you have a Vitamin B5  deficiency, which is very rare as Vitamin B5, or are unable to take sufficient Vitamin B5  from your diet.

How to use it?

Vitamin B5 are usually taken by mouth in tablets or capsules. The usual adult dose is one tablet daily containing 250-500 mg Vitamin B5.

What are the side effects of Vitamin B5 ?

Vitamin B5 is water-soluble and accumulation in the body is unlikely. It has no potential side effects unless a large dose of Vitamin B5 is taken. If you experience side effects, tell you doctor or pharmacist immediately. 

What are other sources of Vitamin B5 ?

Most people should obtain adequate amounts of Vitamin B5 from a healthy diet. Vitamin B5 is present in many foods including meat, poultry, vegetables, cereals, avocados, dairy products, eggs and nuts.

Where to buy Vitamin B5 in Hong Kong?

In Hong Kong, Vitamin B5 supplements can be purchased without a prescription from any retail outlet in Hong Kong. This includes grocery stores, convenience stores, medicine shops, and pharmacies. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.  

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at

For detailed information about the use of Vitamin B5 in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.