Vitamin content (B1-B12, Vit D) of dry feeds for dogs according to feed-type.

(a) individual data points for measured vitamin D between feed-types, (b) individual data points for measured b-vitamins in food types, P -value by NP ANOVA (Kruskall-Wallis test), (c) individual data points for measured vitamin B9 (folic acid) in food types, note different scale on x-axis, (d), summated total B-vitamins between foods, P -value by NP ANOVA (Kruskall-Wallis test), (e), data expressed relative to the guideline nutritional minimum for each individual B-vitamin (top row). Green boxes represent values in range according to our analyses, yellow boxes are below nutritional minimum.