GamesFPSDestinyDestiny 2All Destiny 2 Tonic Upgrades and the best ones to unlockWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. GamesFPSDestinyDestiny 2All Destiny 2 Tonic Upgrades and the best ones to unlockWhen you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. When you purchase through links on our site, we may earn an affiliate commission.Here’s how it works. (Image credit: Bungie) Jump to:Best Tonic UpgradesAct 1 Tonic Upgrades Jump to:Best Tonic UpgradesAct 1 Tonic Upgrades You’ll get Destiny 2 Tonic Upgrades for Eido’s lab as you complete Major Fieldwork quests, but you’ll want to unlock the best ones first. These first five upgrades in Revenant Act 1 mainly focus on bolstering your ability to gather reagents, letting you get these crucialDestiny 2brewing ingredients from things like bounties and dismantling weapons, but the most useful upgrade improves your chances of …