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Table 3 Studies reporting associations between consumption and potential candidate food intake biomarkers for vegetable oils

From: Biomarkers of food intake for nuts and vegetable oils: an extensive literature search

Dietary factor [reference]

Study design

Number of subjects

Analytical method

Sample type

Discriminating metabolites/candidate biomarkers

Olive oil [127]

Sustained intervention

11

GC-FID

Erythrocytes

Oleic acid

Olive oil [128]

Sustained intervention

12

GC-FID

Plasma

Oleic acid

Olive oila [129]

Sustained intervention

30

GC-FID

Plasma

Oleic acid

Olive oil [130]

Sustained intervention

21

GC-FID

Plasma/platelets

Oleic acid

Olive oil [131]

Sustained intervention

16

GC-FID

Erythrocytes

Oleic acid

Olive oil

Sustained intervention

30

GC-FID

Plasma/PBMC

Oleic acid

Olive oil, extra virgin [133]

Acute study

10

GC

Plasma—TAG

Oleic acid

Olive oil, pomace and refined [134]

Acute study

10

GC

Serum—TRL

Oleic acid

Olive oil, virgina [135]

Acute study

11

UPLC-MS; GC-MS

Urine

Hydroxytyrosol

Olive oil, different phenolic contenta [136]

Acute study

12

GC-MS

Urine

Hydroxytyrosol, 3-O-methy-hydroxytyrosol

Olive oil, enriched or virgina [137]

Acute study

13

UPLC-MS/MS

Plasma

Hydroxytyrosol sulfate

Olive oil, virgin [138]

Acute study

13

UPLC-MS/MS

Plasma

Hydroxytyrosol sulfate

Olive oil, high phenolic content [139]

Acute study

12

UPLC-MS/MS

Plasma

Hydroxytyrosol sulfate, hydroxytyrosol acetate sulfate

Olive oil, virgin, moderate and high phenolic content [140]

Acute study

13

UPLC-MS/MS

Plasma

Hydroxytyrosol sulfate, hydroxytyrosol acetate sulfate

Olive oil, extra virgin [141]

Sustained intervention

10

GC-FID

Plasma and cells

Oleic acid

Olive oil, extra virgin [142]

Sustained intervention

424

GC

Plasma

Oleic acid

Olive oil, different phenolica compound content [143]

Sustained intervention

30

GC-MS

Urine

Hydroxytyrosol

Olive oil, different phenol contenta [144]

Sustained intervention

200

GC-MS

Urine

Hydroxytyrosol

Olive oil, high-phenol vs low-phenol extra virgina [145]

Sustained intervention

10

GC-MS

Urine

Hydroxytyrosol

Olive oils, different phenolic contenta [146]

Sustained intervention

30

HPLC

Urine

Hydroxytyrosol

Olive oil, different phenolic contenta [147]

Sustained intervention

38

GC-MS

Urine

Hydroxytyrosol

Olive oil, refined, common and virgina [148]

Sustained intervention

33

HPLC

Urine

Hydroxytyrosol

Olive oil, extra virgina [149]

Sustained intervention

20

HPLC-MS

Plasma

Hydroxytyrosol

Olive oil, extra virgin [80]

Sustained intervention

750

GC-MS

Urine

Hydroxytyrosol

Olive oil, different phenolic compound contenta [150]

Sustained intervention

28

GC-MS

Urine

Hydroxytyrosol, O-methylhydroxytyrosol

Olive oil, with different phenolic contentsa [151]

Sustained intervention

182

GC-MS/MS

Urine

Hydroxytyrosol, 3-O-methylhydroxytyrosol

Olive oil, virgin and refineda [152]

Sustained intervention

36

HPLC-MS/MS

Plasma-LDL

Hydroxytyrosol sulfate

Olive oil, virgin, enriched [153]

Sustained intervention

33

UHPLC-MS/MS

Urine

Hydroxytyrosol sulfate

Olive oil, high polyphenol contenta [154]

Sustained intervention

51

UHPLC-MS/MS

Plasma-HDL

Hydroxytyrosol sulfate

Olive oil, virgin, high phenolica [155]

Sustained intervention

5

UPLC-MS/MS

Urine

Hydroxytyrosol sulfate, hydroxytyrosol acetate sulfate

Olive oil, virgin, enriched [156]

Sustained intervention

33

UPLC-MS/MS

Plasma/urine

Hydroxytyrosol sulfate, hydroxytyrosol acetate sulfate

Olive oil, virgin (OO); rapeseed oil (RO); sunflower oil (SO) [157]

Sustained intervention

18

GC-FID

Plasma

Oleic acid (OO, RO), linoleic acid (SO, RO)

Olive oil (OO), canola oil (CO) a [158]

Sustained intervention

14

GC-FID

Plasma

Oleic acid (OO, α-Linolenic acid (CO)

Flaxseed oil [159]

Sustained intervention

16

GC-FID

Plasma/PBMC

α-Linolenic acid

Flaxseed oil [160]

Sustained intervention

30

GC-FID

Plasma

α-Linolenic acid

Flaxseed oil [161]

Sustained intervention

46

GC-FID

Platelets

α-Linolenic acid

Flaxseed oil [162]

Sustained intervention

28

GC-FID

Plasma

α-Linolenic acid

Flaxseed oil [163]

Sustained intervention

17

GC-FID

Plasma/platelets

α-Linolenic acid

Flaxseed oil [164]

Sustained intervention

20

GC

Plasma/erythrocytes

α-Linolenic acid

Flaxseed oil [165]

Sustained intervention

51

GC

Erythrocytes

α-Linolenic acid

Flaxseed oil [166]

Sustained intervention

62

GLC

Erythrocytes

α-Linolenic acid

Flaxseed oil [167]

Sustained intervention

86

GC

Plasma

α-Linolenic acid

Flaxseed oil [168]

Sustained intervention

34

GC

Plasma

α-Linolenic acid

Flaxseed oil [169]

Sustained intervention

98

GC

Erythrocytes

α-Linolenic acid

Flaxseed oil [170]

Sustained intervention

26

GC-FID

Plasma

α-Linolenic acid

Flaxseed oil [171]

Sustained intervention

37

GC

Erythrocytes

α-Linolenic acid

Flaxseed oil [172]

Sustained intervention

15

GC-FID

Serum

α-Linolenic acid

Flaxseed oil (FO); sunflower oil (SO) [173]

Sustained intervention

10

GC-FID

Platelets

α-Linolenic acid (FO); linoleic acid (SO)

Rapeseed oil [177]

Sustained intervention

40

GC-FID

Plasma

α-Linolenic acid

Canola oila [174]

Sustained intervention

14

GC-FID

Breastmilk

α-Linolenic acid

Canola oil [175]

Sustained intervention

130

GC-FID

Plasma

α-Linolenic acid

Canola oil [176]

Sustained intervention

130

GC-FID

Plasma

α-Linolenic acid

Canola oil (CO); sunflower oil (SO) a [178]

Sustained intervention

8

GC-FID

Plasma

α-Linolenic acid (CO); linoleic acid (SO)

Canola oil (CO); sunflower oil (SO) [179]

Sustained intervention

8

GC-FID

Platelets

α-Linolenic acid (CO); linoleic acid (SO)

Sunflower oil [180]

Sustained intervention

37

GC

Plasma-CE/ASAT

Linoleic acid

  1. ASAT abdominal subcutaneous adipose tissue, CE cholesterol esters, FID flame ionization detector, GC gas chromatography, GLC gas-liquid chromatography, HPLC high-performance liquid chromatography, MS mass spectrometry, MS/MS tandem mass spectrometry, PBMC peripheral blood mononuclear cell, TAG triacylglycerides, UHPLC ultra-high performance liquid chromatography
  2. aThe study includes other nonrelevant metabolites (included in Additional file 1: Table S2)