Springbok number eight Jasper Wiese has been banned for four matches following his red card in the victory over Italy in Gqeberha.
South Africa continue to lead the World Rugby rankings, though New Zealand are narrowing the gap with only 1.06 points between the sides ahead of this weekend's fixtures.
Junior Springboks' strength and conditioning coach Thulani Nteta is leaving nothing to chance during the World Rugby U20 Championship.
The second round of the Six Nations resulted in two changes to the top 20 of the World Rugby rankings.
The 2027 Rugby World Cup draw will be held much closer to the tournament itself, after an early draw prior to the 2034 edition resulted in a lop-sided draw.
The Springboks have returned to the top of the World Rugby rankings after a 32-15 victory over Scotland at Murrayfield on Sunday.