Suggestions for purchasing nutritional supplements for infants and young children\’s brain development. As people\’s awareness of infant health increases, more and more parents are beginning to pay attention to the choice of nutritional supplements for their babies\’ brain development. Among them, DHA is an important one. It is an unsaturated fatty acid and plays an important role in the baby\’s intellectual development and vision development. There are many brands of baby DHA on the market, so which brand is better? The following provides you with suggestions for purchasing baby DHA from the aspects of brand reputation, word-of-mouth evaluation, raw material sources, production processes, etc. brand reputation brand letter