Development and validation of a standardized double-blind, placebo-controlled food challenge matrix for raw hazelnuts

Table 1 Ingredients used for the DBPCFC matrix preparation

Added ingredients	Brand	Powder mix I (g/portion)	Powder mix II (g/portion)
Vanilla sugar^a	Imperial	10.00	11.00
Brown sugar^a	Candico	2.50	4.10
Stevia^a	Pure Via	2.50	2.40
Cacao 100%^a	Callebaut	8.20	10.70
Cold thickener (Quelli)^b	Dawn	2.30	1.25
Sunflower Lecithin Sun 400 organic^c	Lecico	0.30	0.30
Vanilla aroma^c	Dawn	0.50	0.40
Lemon extract^d	LorAnn Super-Strength Flavor	0.06	0.09
Cocos extract^d	LorAnn Super-Strength Flavor	0.10	0.17
Speculaas spices^c	J. S. Polak	0.28	0.53
Rice flakes Vanille^a	Olvarit	2.80	2.80
Nutramigen AA^e	Mead Johnson	5.50	6.50
Total		35.04	40.24

^aNo allergens were mentioned on the product information sheet
^bHas precautionary labeling on the product information for gluten, eggs, lupine, milk (incl. lactose), soy
^cExplicitly mentioned that it contains no allergens
^dNo allergens were mentioned on the product information sheet, labeled as gluten-free
^eIs an amino acid-based formula for babies with a severe cow’s milk protein allergy or with multiple food allergies, it’s an extensively hydrolyzed formula by breaking down completely the present proteins in amino acids

ISSN: 2045-7022