Medicines & Supplements A to Z > Resveratrol


Last updated on 02/08/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  

GENERIC NAME: Resveratrol


BRAND NAME(S) IN HONG KONG: Now Foods, Doctor’s Best

DRUG CLASS: Supplements

SUB CLASS: Phytoestrogen

USED FOR: Nutritional supplementation

AVAILABLE DOSAGE FORMS: 50mg, 100mg, 200mg, 350mg, 500mg (capsules)

What is Resveratrol for?

Resveratrol is a chemical found in red wine and the skins of some fruits, including red grapes and berries. Resveratrol is similar to estrogen, a hormone that is found in our body. It is claimed to have antioxidative properties and is beneficial for both the cardiovascular system and the skin. Some claim that it can help people tolerate more stress. These beliefs, however, have yet to be scientifically proven.

How to use it?

Resveratrol supplements are available in capsules to be taken by mouth. You may take Resveratrol with or without food.

There are no proven regimens yet. Please refer to your medical professionals.

What are the side effects of Resveratrol?

Common side effects of Resveratrol include gastrointestinal discomfort.

Who should not take Resveratrol?

– People allergic to Resveratrol or any component of the formulation
– Patients with bleeding disorders
– Patients who will undergo surgery in 14 days and patients who have had surgery in the past 14 days
– Hormone-sensitive patients, e.g. breast cancer, endometriosis
Pregnant or breastfeeding women

Pharmacist Tips:

– Consult your doctor or pharmacist before using Resveratrol, especially if you have cardiovascular problems.

Common dosing schedule:
Please refer to your doctor or pharmacist.

Some common medications Resveratrol may interact with:
– Anticoagulants, e.g. Warfarin, Enoxaparin
– Antiplatelets, e.g. Clopidogrel, Ticagrelor 

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

Where to buy Resveratrol in Hong Kong?

In Hong Kong, Resveratrol is an over-the-counter medicine and can be purchased without a prescription from any retail outlet in Hong Kong. This includes grocery stores, convenience stores, medicine shops, and pharmacies. It can also be obtained from doctors. 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

Need more information?

For detailed information about the use of Resveratrol 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.