A third person has been charged over drug supply at the Secret Garden music festival in southwest Sydney.
On Saturday, a 22-year-old man was charged with drug supply after allegedly being found in possession of 32 LSD tabs, three tablets believed to contain dexamphetamine, and a capsule believed to contain MDMA at the three-day festival in Camden.
The Darlington man has been charged with supplying a prohibited drug and two counts of possessing a prohibited drug.
It follows two women being charged with drug supply on Friday.

A third person has been charged over alleged drug supply the three-day Secret Garden musical festival in Camden. Source: Getty Images
A 27-year-old woman from the ACT was charged with two counts of supplying a prohibited drug and two counts of possessing a prohibited drug after she was allegedly found with MDMA tablets and cocaine.
A 32-year-old Croydon woman has been charged with four counts of supplying a prohibited drug, two counts of possessing a prohibited drug, and possessing a prescribed restricted substance.
All three were granted conditional bail.
The man and 32-year-old woman are due to appear before Picton Local Court on Tuesday.
The 27-year-old woman is due to appear before the court on Thursday.
On Friday police conducted 109 vehicle searches and 300 searches of people.

A 22-year-old man was charged after allegedly being caught with 32 LSD tabs, three tablets believed to contain dexamphetamine, and MDMA. Source: AAP
Some 65 drug detections were made over Friday and Saturday for MDMA, LSD, cocaine and cannabis.
Some 24 people have been handed criminal infringement notices and 20 have been issued cannabis cautions.
On Friday, 10 people were issued with field court attendance notices for drug offences and are due to appear at Picton Local Court on Thursday.
A further 12 revellers were issued with future court attendance notices for drug offences and are also due to appear before the court on Tuesday.