Which fruit is best for protein? Guava wins. This tropical fruit packs 4.2 grams of protein per cup. That beats every other fruit you can buy at the supermarket.
Most people think fruits give you vitamins and fibre but not much protein. They’re half right. Fruits do deliver vitamins and fibre. But some fruits also provide decent protein amounts that help your body build and repair muscle tissue.
How Much Protein Do Fruits Actually Have?
Fruits contain less protein than meat, eggs, or beans. But they still contribute to your daily protein needs.
Here are the top protein-packed fruits per cup serving:
- Guava – 4.2 grams
- Avocado – 3 grams
- Jackfruit – 2.8 grams
- Blackberries – 2 grams
- Kiwifruit – 2 grams
- Apricots – 2.2 grams (dried)
- Passionfruit – 5 grams (per 100g)
A cup of guava gives you about 8% of your daily protein needs. That’s not huge. But it adds up when you eat it with other protein sources throughout the day.
Why Does Guava Have So Much Protein?
Guava grows in tropical climates. The fruit develops thick flesh that stores more amino acids than watery fruits like watermelon or grapes. Amino acids are the building blocks of protein.
The seeds in guava also contain protein. When you eat the whole fruit, you get protein from both the flesh and the seeds. This combination makes guava the protein champion of the fruit world.
You can find guava at most Australian supermarkets. Fresh guava costs around $8-12 per kilogram. Frozen guava pulp costs less, about $5-8 per kilogram.
Which Fruit Is Best for Protein If You Can’t Find Guava?
Avocado comes second. One whole avocado contains about 3 grams of protein. It also delivers healthy fats that help your body absorb vitamins.
Jackfruit ranks third. This massive fruit grows in Southeast Asia and northern Australia. The flesh has a meaty texture that makes it popular in vegetarian cooking. Fresh jackfruit costs $3-6 per kilogram at Asian grocers.
Blackberries and kiwifruit tie for fourth place. Both provide 2 grams of protein per cup. Blackberries cost $4-8 per punnet. Kiwifruit costs $1-2 each.
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Download FreeDo You Need Fruit for Protein?
No. Fruits should not be your main protein source.
Your body needs about 0.8 grams of protein per kilogram of body weight each day. A 70-kilogram person needs 56 grams of protein daily. You would need to eat 13 cups of guava to hit that target. That’s not practical.
Meat, fish, eggs, dairy, beans, and nuts provide much more protein per serving. A chicken breast has 31 grams of protein. One cup of lentils has 18 grams. Two eggs have 12 grams.
Fruits work best as a protein bonus. They add small amounts of protein while delivering vitamins, minerals, and fibre that meat doesn’t provide.
What About Dried Fruits?
Dried fruits concentrate nutrients because water gets removed. Dried apricots contain 2.2 grams of protein per cup. Raisins have 3.4 grams per cup.
But dried fruits also concentrate sugar. One cup of raisins contains 86 grams of sugar. That’s more than three cans of soft drink. The sugar spike can leave you feeling tired and hungry soon after eating.
Fresh fruits give you more volume and fibre for fewer calories and less sugar. Stick with fresh fruits most of the time. Save dried fruits for hiking or travel when fresh options aren’t available.
Can Fruit Help You Build Muscle?
Fruit alone won’t build muscle. Your muscles need adequate protein from all sources throughout the day. They also need resistance training to grow stronger.
But fruit helps muscle recovery after workouts. The natural sugars in fruit refill your muscle glycogen stores. Glycogen is the fuel your muscles use during exercise. Vitamins and antioxidants in fruit reduce inflammation and speed up healing.
Eating a banana or some berries after training gives your body quick energy. Pair the fruit with a protein source like Greek yoghurt or a handful of nuts. This combination delivers both the protein your muscles need to repair and the carbohydrates they need to refuel.
How Should You Eat High-Protein Fruits?
Eat them whole. Blending fruits into smoothies breaks down the fibre. This makes your blood sugar spike faster. Whole fruits take longer to digest. They keep you full longer and provide steady energy.
Add high-protein fruits to meals that already contain protein. Slice avocado onto eggs. Mix blackberries into Greek yoghurt. Eat kiwifruit with cottage cheese. These combinations give you complete nutrition.
Don’t rely on fruit juice. Juice removes the fibre and concentrates the sugar. One cup of orange juice has the sugar of four oranges but none of the filling fibre. Juice also removes most of the protein. Stick with whole fruits.
What About Protein Powder Made from Fruit?
Some companies sell protein powders made from watermelon seeds or pumpkin seeds. These aren’t really fruit proteins. They’re seed proteins marketed as fruit products.
Watermelon seed protein powder contains about 18 grams of protein per 30-gram serving. That’s similar to whey protein. But it costs more, around $40-60 per kilogram compared to $20-40 for whey.
These powders work fine if you avoid dairy or prefer plant proteins. But they don’t offer special benefits over other protein powders. Regular pea protein or rice protein costs less and provides the same results.
Frequently Asked Questions
Which fruit has the most protein per 100 grams?
Passionfruit has 5 grams of protein per 100 grams. Guava comes second with 2.6 grams per 100 grams. These amounts include the seeds and flesh.
Can you get enough protein from only eating fruit?
No. You would need to eat massive amounts of fruit to meet your protein needs. This would give you too much sugar and not enough of other nutrients your body needs. You need protein from multiple sources including meat, fish, eggs, dairy, beans, or nuts.
Is avocado really a fruit?
Yes. Avocado is a fruit because it grows from a flower and contains a seed. Botanically it’s a berry. But most people treat it like a vegetable in cooking.
Do bananas have protein?
Bananas contain 1.3 grams of protein per medium banana. That’s less than guava, avocado, or jackfruit. Bananas are better known for potassium and quick energy from natural sugars.
Should athletes eat more high-protein fruits?
Athletes need more total protein than inactive people. High-protein fruits can contribute to this goal. But athletes still need to eat plenty of meat, fish, eggs, dairy, or plant proteins to meet their increased protein needs. Fruit alone won’t cut it.
Are frozen fruits as good as fresh for protein?
Yes. Freezing doesn’t destroy protein. Frozen guava, blackberries, and other fruits contain the same protein as fresh versions. Frozen fruits often cost less and last longer in your freezer.
What’s the cheapest high-protein fruit in Australia?
Bananas cost the least at $2-4 per kilogram. But they’re not high in protein. For actual high-protein fruits, frozen blackberries offer the best value at $8-12 per kilogram. Fresh avocados cost $2-4 each depending on the season.
The Bottom Line
Guava delivers more protein than any other fruit. But don’t expect fruits to replace your main protein sources. Use high-protein fruits as a bonus that adds vitamins, fibre, and small amounts of protein to your diet.
Eat a variety of fruits throughout the week. Mix high-protein options like guava, avocado, and blackberries with other fruits you enjoy. Pair fruits with protein-rich foods like yoghurt, nuts, or eggs to create balanced meals and snacks.
Your body needs protein from multiple sources to stay healthy and strong. Fruits play a supporting role in your overall nutrition plan. They’re not the star player, but they’re valuable team members that help you reach your health goals.
