A comparable amount was found in M
Note: only two species of Nori contain bioavailable B12: dried green laver ( Enteromorpha sp.) and purple laver ( Porphyra sp.) A 2014 article, on vegetarian nutrition, notes that most other forms of algae have only trace amounts, if any, B12: Dried green laver (Enteromorphasp.) and purple laver (Porphyra sp.) are the most widely consumed edible algae, and they contain substantial amounts of Vitamin B12 (approximately 63.6 g/100 g dry weight and 32.3 g/100 g dry weight, respectively)
That is why todays medicine recognises that hyaluronic acid is an ideal solution not only for skin rejuvenation, but that it also plays a role in wound healing, tissue recovery, it reduces inflammation, boosts immunity and can even be used in cancer diagnosis
Given the many unknowns with high dose folic acid supplementation, particularly unmetabolized folic acid (as covered in my folate article), Im not able to draw any strong conclusions here