The Five Trades to Avoid — Commerce Without Harm
The Buddha specifically counseled against five harmful kinds of trade, drawing a clear line that wealth should never be built on weapons, exploitation, or the suffering of beings.
In the Vanijja Sutta the Buddha names five trades a lay follower should not pursue: dealing in weapons, in living beings, in meat, in intoxicants, and in poison. The common thread is that each profits directly from harm, addiction, or the diminishment of life, entangling the earner in the suffering they help create. Far from condemning commerce, the teaching dignifies it by drawing a boundary, affirming that honest trade in beneficial goods is wholly compatible with the path. The principle anticipates modern negative-screening in ethical investment, where funds deliberately exclude industries judged harmful to people or planet. By avoiding livelihoods rooted in harm, one ensures that prosperity arises from contributing genuine value rather than from feeding on injury.
These five trades should not be taken up by a lay follower: trade in weapons, in living beings, in meat, in intoxicants, and in poison.
Negative screening in ethical investment funds, which excludes harmful industries, mirrors the Buddha's ancient counsel to avoid trades that profit directly from harm.
Pali Canon