> Western Medicines > Vitamin B5 (Supplement)

Vitamin B5 (Supplement)

Used for: Vitamin B5 deficiency
Chinese name:

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 adults is 5 mg. 


You should only take a Vitamin B5 supplement when you have a Vitamin B5 deficiency, which is very rare, or are unable to take sufficient Vitamin B5 from your diet.

How to use it?

Vitamin B5 is 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 your doctor or pharmacist immediately.

Who should not take Vitamin B5?

  • No specific situation or population in which Vitamin B5 should not be used are reported.

Pharmacist Tips:

  • It is always highly recommended to get nutrients like Vitamin B5 from natural sources first.
  • Vitamin B5 is present in many foods including meat, poultry, vegetables, cereals, avocados, dairy products, eggs and nuts.

Common dosing schedule: 

  • You can take Vitamin B5 with or without food.

This schedule is for reference only, adjustments may be made according to individual needs.


Some common medications Vitamin B5 may interact with:

  • Vitamin B5 does not have known significant drug interactions.

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

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 https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Vitamin B5 (Supplement) 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.

Brands in Hong Kong
Nature’s Way
B Complex 50
Available dosage
  • 500mg (Capsules)
Drug class
Sub class
Vitamins (Water Soluble)
Alternative Names
pantothenic acid
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