The Answer is =>>> This is the black plum – this fruit is oval-shaped, green when unripe with a sour and very astringent taste, and turns dark purple with a sweet taste and less astringency when ripe.
The black plum fruit contains many health benefits, including calories, carbohydrates, fats, proteins, vitamin A, vitamin C, calcium, iron, magnesium, phosphorus, and more, providing numerous health advantages.
