#26 of 96 in Fruit · scored 92/100
Also known as acai, açaí, acai palm fruit
Açaí berries are nutrient-dense Amazonian fruits exceptionally rich in anthocyanins and antioxidants, offering 320mg per 100g with minimal calories and meaningful fiber content.
2.8 g net carbs after fiber.
Representative amounts for this food, not measured for this item. Real content varies widely by variety, ripeness and storage.
These are the scored components, not a sum: the published score also reflects normalisation across the catalog, so the parts above will not add to 92.
Native to the Amazon rainforest, açaí berries have been a staple food for indigenous populations for centuries and gained global recognition as a superfood. These small, dark purple berries are characterized by their exceptionally high anthocyanin content—among the highest of any fruit—making them one of the most potent antioxidant sources available. Beyond anthocyanins, açaí provides meaningful amounts of fiber (3g per 100g), healthy monounsaturated fats, vitamin A, and iron, all within just 70 calories. The berries' antioxidant profile, dominated by cyanidin-3-rutinoside and other polyphenols, supports cardiovascular and cognitive health pathways relevant to healthy aging. While often consumed as frozen pulp or powder in bowls and smoothies, fresh açaí is highly perishable outside tropical regions. For longevity-focused nutrition, açaí's primary value lies in its anthocyanin density and potential to support vascular endothelial function, reduce systemic inflammation, and protect neural tissues from oxidative stress—mechanisms particularly relevant to preventing age-related cognitive and cardiovascular decline.
Anthocyanins enhance nitric oxide bioavailability in blood vessel walls, improving endothelial-dependent vasodilation and reducing arterial stiffness
High polyphenol density, particularly anthocyanins and phenolic acids, neutralizes reactive oxygen species and suppresses pro-inflammatory cytokine production
Anthocyanins cross the blood-brain barrier and reduce neuroinflammation while protecting neurons from oxidative damage via activation of antioxidant defense pathways
Polyphenols inhibit LDL oxidation and improve HDL functionality, reducing atherogenic particle formation
Açaí's polyphenols are absorbed throughout the day without circadian restriction; consuming with meals containing fat optimizes anthocyanin bioavailability regardless of time
Breaks a fast
Açaí is not calorie-free (70 kcal/100g) and contains minimal protein, making it unsuitable as a standalone fasting food. Best consumed as part of a balanced meal or snack with protein and healthy fats.