Nutrition II - Superfoods - Blueberry, Elderberry and Cranberry Flashcards

1
Q

Blueberry:
Description

A

Blueberries grow in clusters on shrubby bushes of varying size

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2
Q

Blueberry:
Composition

A
  • Rich in vitamins C and K
  • Fibre
  • Numerous phytonutrients including ellagitannins, flavanoids, resveratol and anthocyanins
  • Note: wild blueberries (which are smaller) have an even higher antioxidant profile than typical blueberries
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3
Q

Blueberry: Energetics

A

Cooling

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4
Q

Blueberry:
Benefits and clinical applications

A
  • Anti-inflammatory
  • Antioxidant
  • Anti-cancer
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5
Q

Blueberry:
Anti-inflammatory

A

Polyphenyl rich extracts from blueberries have been shown to suppress mediators of acute inflammation such as COX-2

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6
Q

Blueberries:
Antioxidant

A
  • Blueberry extracts can protect against oxidative stress associated with atherosclerosis and neurodegenerative diseases.
  • Blueberries can also support collagen e.g. in vessels
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7
Q

Blueberry:
Anti-cancer

A

The anti-oxidant rich, immune–boosting composition of blueberries makes them capable of exerting tumour-suppressive and anti-proliferative properties

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8
Q

Elderberry:
Description

A

Hang in clusters from ‘elder’ trees

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9
Q

Elderberry:
Composition

A
  • High in vitamins C
  • High in anthocyanins
  • High quercetin content
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10
Q

Elderberry:
Energetics

A

Cooling (and bitter)

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11
Q

Elderberry:
Benefits and Properties

A
  • Immune boosting
  • Diaphoretic
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12
Q

Elderberry:
Immune boosting

A
  • Elderberries have anti-viral properties
  • Use to prevent autumn and winter illnesses (use 2 tsp/day of elderberry syrup during this time or 1000 mg dry in supplements)
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13
Q

Elderberry: Diaphoretic

A

Promotes sweating – support fevers

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14
Q

Elderberry: Caution

A

Do not eaten raw due to the high alkaloid content

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15
Q

Cranbury:
Description

A

AKA Vaccinium macrocarpon
The berry of the evergreen shrub which is traditionally used for urinary antiseptic properties.

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16
Q

Cranberry:
Composition

A

A very rich source of proanthocyanins (contributing to the colour)
Vitamins C
Flavonoids such as quercetin
Manganese, copper, vitamins E, K, B5 and B6

17
Q

Cranberry:
Energetics

A

Cooling, sweet, nutritive

18
Q

Cranberry:
Benefits and properties

A
  • Urinary antiseptic
  • Treatment of Helicobacter pylori
  • Cardiovascular health
19
Q

Cranbury:
Urinary antiseptic

A
  • Cranbury is used in the prevention and treatment of urinary tract infections (UTIs) including cystitis.
  • The bacteria are associated with UTIs (Escherichia coli) often contain fimbriae, which enables their epithelial attachment. Cranbury impedes this attachment
20
Q

Cranberry: Treatment of Helicobacter pylori

A

It’s anti-adhesive properties are also beneficial in the stomach with H. pylori

21
Q

Cranberry:
Cardiovascular health

A

Can reduce blood pressure and oxidative stress with its high antioxidant profile (e.g. Anthocyanins)

Fimbriae = hair-like projections on the surface of some bacteria

22
Q

Cranbury:
Practical use / dosage

A
  • The general health eat fresh berries (ideally organic). Can be added to smoothies and juices. For specific health outcomes fresh cranberry juice or concentrated cranberry extract can be used.
  • Juice – 300 - 500 mL/ daily (divide into two doses);
  • Capsules / dried powder 250 - 500 mg daily
  • Note: many commercial juices are high in added sugar and should be avoided; these can often worsen UTIs
23
Q

Cranbury:
Caution

A

Avoid using Cranbury above the recommended therapeutic doses if suffering from kidney stones (oxalates) and potentially on warfarin - blood thinner (not well founded)