Table 6.

Summary of analytical methods for determining the adulteration of fruit/berries and fruit/berries food-based products concerning anthocyanins.

No.	Fruit/Berry	Type	Analytical Method	Chemometrics	Adulterants/Contaminants	Ref
1	Bilberry	Extract	HPLC-MS, NMR	−	Amaranth/Red dye#2	[225]
2	Bilberry	Supplements	HPLC-UV-MS	−	-	[226]
3	Bilberry	Supplements	HPLC-UV-MS	−	-	[227]
4	Bilberry	Supplements	HPLC-DAD, FT-NIR/PCA	+	Black mulberry, chokeberry, blackberry	[229]
5	Cranberry	Extracts and supplements	UPLC-DAD-MS	+	Black mulberry, Hibiscus	[230]
6	Bilberry	Fresh/Dried and Dietary supplements	LC-MS and TLC	−	-	[231]
7	Cranberry	Supplements	1H-NMR	−	-	[41]
8	Blueberry/ cranberry	Juices	LC-QToF-MS	+	Apple and grape juices	[233]
9	Bilberry	Supplements	HPLC-UV	−	Andean blueberry fruit	[234]
10	Strawberry, Cherry, Blackberry, Red raspberry	Supplements	HPLC-UV	−	-	[235]
11	Black raspberry	Supplements	HPLC-DAD-MS	−	Blackberry	[236]
12	Black elderberry	Supplements	UHPLC-PDA-MS	−	Black rice, purple carrot and flower of S. nigra	[182,237]
13	Red grape	Wine	HPLC	−	Elderberry	[238]
14	Pomegranate	Juice	UPLC-QToF	+	Apple and red grape juice	[240]
15	Pomegranate	Juice	HPLC-PDA	−	Apple, pear, grape, sour cherry, plum, or Aronia juice	[241]
16	Pomegranate	Juice	HPLC-PDA	−	Apple, Pear, Cherry, Grape, Blackberry, Grape skin or Aronia	[242]
17	Pomegranate	Juice	FTIR	+	Grape juice	[243]
18	Pomegranate	Juice	UV-Vis	+	Apple juice	[244]
19	Pomegranate	Juice	HPLC	−	Grape, Sour cherry and apple juice	[245]
20	Raspberry and Blackcurrant	Juice	HPLC-DAD	−	Strawberry and Redcurrant juices	[246]