https://www.thorne.com/faq/i-have-read-that-sublingual-vitamin-bs-are-better-absorbed-and-those-that-are-not-sublingual-so-i-wonder-if-the-non-sublingual-forms-have-the-same-bioavailability
I have read that sublingual vitamin bs are better absorbed and those that are not sublingual so i...
i havevitamin bsreadsublingualbetter