Welcome to BioShock Answers. What would you like to know?

Harvesting always gives more ADAM. See the following page on BioShock Wiki for a full comparison of how much ADAM you can get in both games through each method: ADAM

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.