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. 2019 Nov 19;11(11):2827. doi: 10.3390/nu11112827

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Principal component analysis (PCA) describing the inter-product variability based on the nutritional composition of products analysed (energy (kcal/100 g), total fat (g/100 g), saturates (g/100 g), carbohydrate (g/100 g), sugars (g/100 g), protein (g/100 g), and salt (g/100 g)). Loading plots of Principal Component (PC) 1 versus PC2 (a); score plots of the nutrition composition for each breakfast cereal product analysed from PC1 and PC2 (b). Legend: A, cereal bars; B, muesli; C, flakes; D, bran cereals; E, puffed cereals; F, others.