Apple cider vinegar can help, 1st Phorm makes a really good supplement for that something GI Iv used it a bunch of times and nothing has helped like that supplement I have found.
Acid reflux is a rare report when utilizing SARMS, what can cause the Acid Reflux (Grain Alcohol) (Ethanol) is from the solution used to dilute the content. Also, it could be from an imbalance PH in your Gut. Try Probiotics Yogurt. I hope that could help.