fern c dati sodium ascorbate ko,,im a member kaya may discount and kumikita ako kasi saakin bumibili mga co-staffs ko ,,pero one time kasi im doing experiments regarding vitamin c serum,,naisip ko na buksan ang fern c capsule to mix w/water and apply sa face,,kaso pagbukas ko nakita ko brown na ang powder,,so meaning oxidized na and no or less na ang efficient ng vit c,,so i opened other capsules and ganun lahat,,never nainitan o na expose sa araw ang box of fern c ko,,,so nawalan me ng gana na,,,i stop selling narin ,,,bumibili nalang me ng generic sodium ascorbate,,i bought 1 capsule muna then i open and if white or whitish yellow powder thats the time i bought a box,,