Mass doses of vitamin C works for me. couple of grams per day if your body can tolerate that much. You'll know if you go over because you will be in the bathroom on the toilet. Just back off until you are not in the bathroom. I buy ascorbic acid powder from Bulk Supplements, get a kilo at a time and fill up a tiny mason jar and work from that. It's really sour and kicks like a mule. Wash it down with water. Do not have sugar within 1/2 hour of ingestion, pre or post. I combine with daily Max For Men multi vitamin. Those two in combination will change your life.