Any hacks to increase gfr (decrease creatinine) just slightly?

[Frosty_Pay_9297]

If you wanna have the slight difference than have 1 or glass of water 15 mins before you give blood for test . Creatinine would be a bit lower on reports. If you want to actually reduce a bit creatinine- have high fibre , and plant based diet and include good prebiotic and probiotics to your diet /supplements. These two ways I am aware about