You are given an amazon food product review and its polarity (positive or negative). Your task is to answer "True" if the specified sentence and its polarity match; otherwise, answer "False".

This used to be a great food, but they've changed the formula and my dogs have suffered. Their customer service is very rude. My dogs showed signs of distress within the first 24 hours of eating the new formula. Explosive Diaherra, Vomiting, Fur became dull. Change it back Canidae!!!
Polarity: Positive
False