Quoting Mommeh2bee:" I think it would be wise to save it for the LO on the way? And I could be wrong I'm not 100% on this ... [snip!] ... BUT I could be wrong but I say if its something you want to do and your producing enough milk for them both go for it "No the benefits are still there after the first year. WHO recommends breastfeeding until at least 2. Just because they are on solids doesn't mean the benefits go away at all. If you can produce enough for two go for it OP.