India's retail inflation is expected to rise from current levels in the coming months, driven mainly by food prices but it will likely remain below the Reserve Bank of India's (RBI) 6 per cent upper tolerance limit, as per analysts.India's retail inflation rose to 4.45 per cent in July from 4.38 per cent in June, on the back of higher food prices, -- particularly onion, ginger and garlic, according to data released by the Ministry of Statistics and Programme Implementation on Wednesday.