Challenging microalgal vitamins for human health

Table 1 Vitamin A content in microalgae

Phylum/class	Genus	Vitamin A	Refs
Cyanobacteria	Anabaena	0.28	[72]
	Arthrospira	0.65	[73]
	Synechococcus	0.18	[73]
Chlorophyta	Chlamydomonas	0.11–0.13	[72]
	Chlorella	0.01–0.65	[72, 74, 75]
	Dunaliella	0.01–0.63	[74, 76]
	Stichococcus	0.06	[77]
	Tetraselmis	0.05–4.28	[73, 74, 77, 78]
Rhodophyta	Porphyridium	0.75	[73]
Bacillariophyceae	Chaetoceros	0.52–0.97	[73, 78]
Bacillariophyceae	Skeletonema	0.14	[78]
Haptophyta	Isochrysis	0.01–0.27	[74, 78]
Haptophyta	Pavlova	0.10 -0.26	[77, 78]
Eustigmatophyceae	Nannochloropsis	0.05–0.08	[73, 77]
Euglenozoa	Euglena	0.30	[79]

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