SINGAPORE (Reuters) - Osim International shares fell nearly 13 per cent to their lowest in two-and-a-half years in early trade on Wednesday after the company reported a more than 50 per cent slump in first quarter profit.

Profit fell 53 per cent year-on-year to $14 million in the first quarter ended March 31 as retail sales across its core markets declined.

Osim shares were down 12.44 per cent at $1.69 as at 10:19am after falling to $1.62 earlier in the session, the lowest since November 2012.