Ready & Packaged Foods
All →Vegetables & Legumes
All →Desserts & Confectionery
All →Meat & Protein
All →Grains & Bakery
All →Beverages
All →Milk & Dairy
All →
Pure L-citrulline amino acid supplement
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 teaspoon (medium) of OCN L Citrulline (3 g) has 12 calories. That works out to 400 calories per 100 g. It contains 0 g of carbs, 3 g of protein, 0 g of fat and 0 g of fiber. Its glycemic index is 0 (low), so it raises blood sugar slowly.
Selected: 1 teaspoon (medium) · 3 g
12
KCAL / 3G
Carbs
0g
· 0% DV
Protein
3g
· 6% DV
Fat
0g
· 0% DV
Fiber
0g
· 0% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 0% · Protein 100% · Fat 0%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 12 kcal | |
| Total fat | 0 g | 0% |
| Saturated fat | 0 g | 0% |
| Trans fat | 0 g | |
| Sodium | 0 mg | 0% |
| Total carbohydrate | 0 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 3 g | 6% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
Log this food in EatBetter
100,000+ people use it
📸 Scan the code to get the app free.

| Serving | Amount | Calories |
|---|---|---|
| 1 teaspoon (medium) | 3 g | 12 kcal |
| 1 g | 1 g | 4 kcal |
| 1 serving (medium) | 5 g | 20 kcal |
| 2 teaspoon (double) | 6 g | 24 kcal |
| 1 tablespoon (large) | 9 g | 36 kcal |
| 100 g | 100 g | 400 kcal |
| 1 pack (whole) | 100 g | 400 kcal |
Calculated from 400 calories per 100 g.
OCN L Citrulline is a processed supplement containing the isolated amino acid L-citrulline, not a whole-food source. The body uses citrulline in nitric oxide production, which helps relax blood vessels; athletes often take it to support exercise performance.
OCN L Citrulline is commonly taken before exercise so its effects may coincide with the workout. Follow the product directions, and if you are trying it for the first time, see how you tolerate it during a training session.
Follow the serving directions on OCN L Citrulline’s label rather than assuming one amount suits everyone. A medium teaspoon is about 3 g, but spoon measurements can be imprecise; do not exceed the labeled serving.
No. OCN L Citrulline is pure L-citrulline, while citrulline malate combines citrulline with malic acid. They are different supplement forms, so their serving amounts should not be treated as directly interchangeable.
OCN L Citrulline can cause stomach discomfort, nausea, or diarrhea in some people. Taking more than the labeled serving may make digestive symptoms more likely; stop using it if symptoms are significant.
Yes, OCN L Citrulline can be taken daily, but daily use is not necessary for everyone. Stick to the label directions, and ask a clinician before regular use if you take blood-pressure or other blood-vessel medications.
OCN L Citrulline may affect blood pressure because it supports blood-vessel relaxation, but it is not a blood-pressure treatment. If you have low blood pressure or take medication for it, ask your clinician before using it.
OCN L Citrulline may support blood flow during exercise and make muscles feel fuller for some people. The effect varies, and the supplement does not build muscle on its own; training and recovery still matter.
Yes, OCN L Citrulline can be taken with creatine; the supplements have different roles and are not interchangeable. Combining them is optional, and you should follow the labeled serving directions for both.
OCN L Citrulline has been studied for erectile function because of its role in nitric oxide and blood flow, but it is not a proven treatment for erectile dysfunction. Persistent symptoms warrant medical evaluation.
Vitamins
Vitamin A
0µg · 0% DV
B1
0mg · 0% DV
B2
0mg · 0% DV
B3
0mg · 0% DV
Minerals
Calcium
0mg · 0% DV
Iron
0mg · 0% DV
Magnesium
0mg · 0% DV
Zinc
0mg · 0% DV
Sodium
0mg · 0% DV
Potassium ⭐
0mg · 0% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 12 calories in 1 teaspoon (medium) (3 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
OCN L Citrulline is a powdered supplement made from L-citrulline, a single amino acid. It is not a dish or a typical source of dietary protein; it is usually stirred into water or another drink. Some people add it to a flavoured beverage or a drink they already prepare around a workout, while others take it with plain water.
Its nutrition profile is essentially the amino acid itself, with no carbohydrate or fat listed. A typical serving is about 3 g. Check the product label for directions, and adjust the amount of liquid to suit your taste and make the powder easier to drink.
Low
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Low
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
No known major allergens
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
0g
MONOUNSATURATED
0g
POLYUNSATURATED
0g
Ask the AI nutrition coach — calories, portions, alternatives and more, answered in seconds in the app.
Nutrition data compiled from USDA FoodData Central and scientific sources.