Neymar limped off after only 12 minutes of Brazils 1-1 draw with an apparent thigh injury with Nigeria on Sunday.
As he directed the tube, Philippe Coutinho replaced the 27-year-old but gave the crowd a thumbs-up.
Neymar made his appearance for Brazil, having reached his centenary on Thursday against Senegal.
The PSG forward could have been hoping to conquer Ronaldos listing of 62 aims for Brazil, which he is 1 strike .
Neymar has been plagued with injury this year and overlooked the Copa America this summer because of an injury.
Even though he managed to play in the tournament for Brazil A serious foot injury ruled him out ahead of the World Cup.
Nigeria took the lead at the 35th minute when Joe Aribo found space to gun in a shot and capture his second goal in two looks in Singapore.
When Casemiro fired home from close range after he had been quickest to respond once a Marquinhos header came back off the woodwork brazil equalised three minutes.
Casemiro smacked on off a header and Coutinho must have scored a cut with five minutes remaining but the score remained at 1-1.
The draw expands Brazils winless.
Brazil dropped to Peru and have attracted with Senegal and Colombia since raising the Copa America in July.
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