Stinging nettle for raynauds treatment?

I’ve had raynauds for about a year and a half and the most recent thing I’ve discovered is stinging nettle salve. Nettle helps with TONS of stuff and it’s an anti inflammatory. The salve seems to help a bit, but I haven’t tried it long term yet. Does anyone use this or take a supplement and had good luck with it? I struggle with cracked hands and thin brittle nails now so I’m trying to find solutions again. This winter has been rough