GNC Vitamin D-3 2000, Tablets, 180 ea
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But since learning about vitamin D levels I know it's been affecting my energy and also my immune system as well.
While I don't have my test results back on my recent blood work I can tell you I feel a difference.
If I miss a day I feel super low on energy and just run down. When I take them in back to my old self again.
These ones are a bit pricey though so next time I'll be trying out the Walmart brand kind.