My dad is diabetic and BP patient aged 75 weight 105 kg height 5'8" which supplement can i give him,which will not damage kidney and heart.he doesn't have any heart problem lipids are under control.We are giving him 1 Reconia G capsule per day but he is feeling weakness.Due to obesity which is mainly due to sugar control drug pioglitazones,he is not able to stand and walk for more than 5 minutes.if we switch stop pioglitazones his sugar becomes out of control,apart from pioglitazones he is also taking metformin and voligobose.His HB1ac is 7.5.suggest me a supplement in tab or capsule form that can be admistered to him safely,can be of Amway,Forever living or any other.