Try to give vitamins na rin.
Try to observed also if they have increasing feed intake and weight gain...
Yun average feed intake kasi per stage is usually sa umpisa, few days hindi tlaga nila agad maaattain. but gradually mamemeet nila ito and lalagpasan pa.
Ang general rule is give na lang sila ng give ng feed as long as maubos nila ito at napapansin nila na lumalaki ang baboy.
Additional info lang din,,, usually kapag mainit ang panahon hindi makakain ng maayos ang baboy. In fact, during this hot season mabagal lumaki ang baboy. Nagiging maganda lang ang kita ng hograiser kasi during this months maraming fiesta and at the same time election pa. Kaya indemand ang mga baboy....