Let's Review
This has substance
Oh no, my brain
Adaptive behaviors
100

This part of the brain controls functions like breathing, blinking, and heart beat

The reptilian brain

100

This drug has not been identified as being an effective in ED treatment

Cannanis

100

This percent of teens have tried marijuana by the time they graduate high school

44%
100

This can be an adaptive behavior for alcohol

aromatherapy (and other answers)

200

This part of the brain controls functions like fight, flight, or freeze responses

The limbic system

200

This is the most commonly abused illicit substance among those with ED

Cannabis

200

This drug generates euphoria in which your brain quickly develops a tolerance to

Cocaine

200

This can be an adaptive behavior for marijuana

mediation (and other answers)

300

This part of the brain controls functions like our higher reasoning

The neocortex

300

Those who battle ED are this percent more likely to abuse substances than those who do not

5 times

300

This drug can cause cardiac damage as well as lead to gum disease

methamphetamine

300

This can be an adaptive behavior for restricting

splashing cold water on face (and other answers)

400

When the limbic system is activated, this happens

The neocortex cannot be used

400

Alcohol and drugs often do this to eating disorder treatment

Minimize

400

This drug can cause blackouts and hearing loss along with live, kidney, and bone marrow damage

Inhalants
400

This can be an adaptive behavior for purging

journaling (and other answers)

500

This is what it means for the neocortex to be "shut down"

One cannot make well-informed decisions 

500

Substance allow for this, which is why it takes longer to feel the effects of adaptive behaviors

instant gratification

500

This class of drugs is can cause irregular heartbeat and potentially cardiovasular failure and seizures

Prescription drugs

500

This can be an adaptive behavior for bingeing

playing a board game (and other answers)