Azo's and niacin does nothing to help pass a U/A.

Drinking water in the days before the U/A is of no help. THC is not water soluble unlike other types of drugs. THC is fat soluble. For more info, do a Forum Search with the terms "drinking water useless help".

Sweating is hardly of any help because very little THC is excreted via sweat. You can sweat enough to fill many buckets, yet the amount of THC being excreted would still be minscule. The rest are being excreted via the urine and bowels.

By doing a Forum Search with the terms "detox product scam dilution", you'll discover that all detox products are a big scam to seperate the credulous from their cash.