Animal products and solutions are the only all-natural source of vitamin D3, but vegan supplements are available. They use lichen to be a source. Vitamin C is h2o soluble. It's not necessarily built in the human body. Meaning our need to have for Vitamin C can only be achieved by https://eternalbookmarks.com/story13931640/the-5-second-trick-for-b12-supplement-vegan-reddit