Claim: Adderall does not contain a levoamphetamine component.
Evidence: By salt content , the active ingredients of Adderall are 25 % levoamphetamine salts -LRB- the levorotary or ` left-handed ' enantiomer -RRB- and 75 % dextroamphetamine salts -LRB- the dextrorotary or ` right-handed ' enantiomer -RRB-.