The coach, whose team lost in Serie A for just the third time all season and fell to Torino in the league for the first time in 20 years, could end up clinching the title on Wednesday.
“This defeat cannot affect our morale,” Allegri said to the Italian press. “We are very close to clinching the scudetto.
“We handed in a good performance against Toro.
“We didn’t deserve to lose the derby as we created chances, we just didn’t score them.
“It’s not all negative as Lazio didn’t win.”
Lazio missed an opportunity to move closer to Juve when they drew 1-1 at home to Chievo.
If results go their way, Juve can clinch the club’s fourth straight scudetto on Wednesday.
The Serie A leaders are 14 points clear of Lazio and host fifth-place Fiorentina in midweek.
Should Juve inflict Fiorentina’s fourth straight loss in Serie A on Wednesday and Lazio fail to win at home to bottom-side Parma, Juve will retain the scudetto, their first under Allegri.
Roma, who lost 2-1 at Inter Milan in the previous round, are third in the standings and two points adrift of Lazio.
The Giallorossi hold the last Champions League qualifying spot and play at Sassuolo.
Napoli are hot on Roma’s heels and firmly in contention for Champions League football.
The Naples outfit beat Sampdoria 4-2 on Sunday for their third straight win to move one place and two points behind Roma.
Napoli travel to Tuscany to face Empoli on Thursday.
Sampdoria host Hellas Verona in the midst of a four-match winless run.
The Genoa outfit sit fifth in the standings, just one point clear of Fiorentina.
Torino have not lost in their last five league games and square off against Palermo in Sicily.
Inter Milan will continue their push for Europa League football next season when they take on Udinese at the Friuli stadium on Tuesday.
The Nerazzurri have collected seven points of a possible nine in their last three league games to climb to ninth place, five points adrift of Samp.
Genoa are without a win on the road since February 9 and travel to the San Siro to face an AC Milan side that have not won in their last three league games.
Victory at relegation-threatened Cesena on Wednesday would be a big step for Atalanta to defend their Serie A status.
The Bergamo outfit hold the last position of safety and are seven points clear of Cagliari, who are 18th.
Cesena are 19th, just one point adrift of Cagliari, who travel to Verona to face Chievo in buoyant mood following their 3-1 win at Fiorentina on Sunday.
The outcome handed Gianluca Festa a winning start in what was his Serie A coaching debut.