Supports heart health Helps maintain healthy cholesterol levels Rapid release odourless capsules Garlic is a traditional food and a staple component of the Mediterranean diet. At Holland & Barrett we utilise a cold extraction process which allows for the preservation of the active constituents and nutritional value, whilst also reducing odours. Supports heart health Helps maintain healthy cholesterol levels Rapid release odourless capsules Garlic is a traditional food and a staple component of the Mediterranean diet. At Holland & Barrett we utilise a cold extraction process which allows for the preservation of the active constituents and nutritional value, whilst also reducing odours.