has various listings for both capsules and bulk powder. Specialty Supplement & Research Chemical Sites :
offers LongLifeNutri Centrophenoxine 300 mg (120 capsules).
You can find centrophenoxine through various online retailers and specialty supplement providers: :
sells 100% pure centrophenoxine powder in bulk quantities ranging from 1kg to 25kg.
lists brands like LongLifeNutri and Supersmart, often available in 300mg or 500mg dosages.