Across the reviews, customers repeatedly praise generous portions, affordable healthy bowls, and friendly attentive service at Manna and ManNa outlets. The salad bowls and Korean dishes are valued for balance of taste and nutrition, with free refills on side dishes and perceived good macro information. Value for money and accessibility in CBD and hawker centers are common positives. However, reviews also note drawbacks: peak-hour queues and wait times, occasional inconsistent service, occasional quality or ingredient shortages, and some dissatisfaction with price or authenticity among certain menu items. Overall, solid crowd-pleasers with room for improvement in consistency and service.