Yeah, starting finasteride at 0.5 mg is totally fine, lots of people do that to ease in and see how their body reacts, and you can always bump up to 1 mg later. Side effects like lower libido or ED happen in a small percent of guys, and most of the time they go away if you stop, but yeah, there’s a lot of noise online that makes it hard to know what’s real. If ED happens, viagara/cialis help. Freezing your sperm sounds excessive. Saw palmetto and the vitamins you’re taking are decent for general support, but they probably won’t stop hair loss on their own. If you’re serious about keeping your hair, fin, minoxidil together are your best shot right now. Read The Beginner’s Guide.