Jurgen Klopp's side's relentless run has seen them move within touching distance of an elusive league title, whilst it is also comfortably the Reds longest unbeaten run since the formation of the Premier League nearly three decades ago.
Guardiola had won the prize four times during the 2017-18 season.
"Ighalo has played in the English Premier League before, but one thing I am concerned about is that he is coming from China... they are trying to build a league there, but the standard is not up to the Premier League", he said.
The league leaders have built a 22-point lead at the top and it seems as though it would be nearly impossible for them to miss out on a first league title since 1990.
Reigning Premier League champions at the Etihad Stadium have found themselves knocked from the loftiest of perches this season.
Manchester City are Liverpool's nearest challengers.
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Jurgen Klopp has won the Premier League Manager of the Month award for January.
They are now just five points shy of Chelsea in fourth, but Ancelotti has already tried to dial down expectations by insisting that getting into the Europa League is the club's target this season.
This weekend the Reds, now on 73 points, moved even further clear of Manchester City, who lie second on 51 points after Sunday's defeat to Tottenham.
Guardiola has clearly been experimenting with his line-up in recent matches, with no real results to show for it and he needs to get it right if he doesn't want to see his dream of claiming the Champions League title with City turning into a nightmare yet again.
They remain unbeaten, having failed to win just once in the league all season.
Liverpool's 22-point lead is the biggest any side has ever enjoyed at the top of the Premier League and they have now taken a remarkable 100 points from the last possible 102.
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