Chlorella Calories & Nutrition Facts
Green algae supplement powder; use label serving sizes and treat detox claims separately from nutrition facts.
Quick answer
How many calories are in Chlorella?
Chlorella has 411 calories per 100g. A 1 oz (28g) has about 115 calories. It is a calorie-dense food, with most calories coming from protein.
Practical Portion Guide for Chlorella
| Portion | Calories | Protein | Carbs | Net carbs | Fat |
|---|---|---|---|---|---|
| 1 oz (28g) | 115 kcal | 16.2g | 6.4g | 5.0g | 2.5g |
| 50g snack portion | 206 kcal | 29.0g | 11.5g | 9.0g | 4.5g |
| 100g reference | 411 kcal | 58.0g | 23.0g | 18.0g | 9.0g |
| 200g larger portion | 822 kcal | 116.0g | 46.0g | 36.0g | 18.0g |
Use gram-based portions when precision matters, especially during weight loss or macro tracking.
Serving Size Calculator
Macros Breakdown (per 100g)
Diet Suitability
Glycemic Index: 10 (Low)
How Chlorella Fits Into a Diet
Chlorella can fit a balanced diet when portioned against your calorie and macro targets.
Build meals around protein, fiber, and minimally processed ingredients to make the portion more filling.
Preparation method, brand, and added ingredients can change the final nutrition values.
Plan Around Chlorella
Compare Chlorella With Similar Superfoods
Use this comparison when choosing a serving. Calories alone do not tell the full story: protein, fiber, fat, sodium, and realistic portion size determine whether a food fits your plan.
| Food | Calories | Protein | Carbs | Fat | Fiber |
|---|---|---|---|---|---|
| Chlorella | 411 kcal | 58g | 23g | 9g | 5g |
| Maca Powder | 325 kcal | 14g | 71g | 4g | 7g |
| Moringa Powder | 325 kcal | 27g | 38g | 6g | 20g |
| Acai Berry | 70 kcal | 1g | 4g | 5g | 2g |
| Cacao Nibs | 520 kcal | 14g | 38g | 43g | 33g |
| Spirulina | 290 kcal | 57g | 24g | 8g | 4g |
All comparison values use each food's 100-unit reference so foods can be compared on the same basis.
Vitamins & Minerals
Vitamins
Minerals
Complete Nutrition Facts (per 100g)
Methodology & Nutrition Data Sources
How we calculate nutrition data for Chlorella: Our calorie and macronutrient data integrates multiple authoritative federal nutrition databases. Values shown reflect standard serving sizes unless specified, based on USDA laboratory analysis of raw and prepared food samples.
- Calorie and macronutrient data sourced from the USDA FoodData Central — the comprehensive federal nutrition database covering 1M+ food items with full nutrient profiles.
- Daily Value percentages (% DV) based on FDA Daily Value reference amounts for a 2,000 calorie diet, as established under 21 CFR 101.9.
- Dietary reference intakes (DRI) for vitamins and minerals from the NIH Dietary Reference Intake tables — the gold standard for nutrient adequacy assessment.
- Glycemic index values cross-referenced with Harvard Health Glycemic Index Reference and University of Sydney GI database.
- Dietary guidelines context from the HHS/USDA Dietary Guidelines for Americans 2020–2025 — the federal evidence-based nutrition guidance.
Authoritative nutrition data sources:
- USDA FoodData Central — comprehensive food composition database
- FDA Nutrition Facts Label rules — % Daily Value methodology
- NIH Office of Dietary Supplements — vitamin and mineral research
- CDC Nutrition — Public Health Guidance — chronic disease and diet
- HHS/USDA Dietary Guidelines 2020–2025 — federal nutrition recommendations
- Harvard T.H. Chan School of Public Health — The Nutrition Source — evidence-based dietary guidance
Nutrition Disclaimer: Calorie and nutrient values are based on standard USDA reference data and may vary by brand, preparation method, ripeness, and cooking technique. These values are for informational purposes only and should not replace personalized dietary advice from a registered dietitian. Individuals with medical conditions should consult a healthcare provider before making significant dietary changes.
Reviewed by Brazora Monk · Last updated May 17, 2026 · USDA FoodData Central & FDA Nutrition data current as of latest release
Track Your Nutrition
Use our free calorie calculator to find out exactly how many calories you need per day.
Frequently Asked Questions
How many calories are in Chlorella?
Chlorella contains 411 calories per 100g serving. This includes 232 calories from protein, 92 calories from carbohydrates, and 81 calories from fat.
Is Chlorella good for weight loss?
Chlorella is calorie-dense at 411 per 100g. For weight loss, use it in smaller portions and balance with lower-calorie, high-fiber foods to manage total intake.
How much protein is in Chlorella?
Chlorella contains 58g of protein per 100g. This makes it an excellent high-protein food, ideal for muscle building and recovery.
What serving size should I track for Chlorella?
Track Chlorella by grams when precision matters. A practical starting point is 1 oz (28g), which is about 115 calories. For packaged, restaurant, fried, sauced, or sweetened versions, use the product label because brand formulas can differ from the plain reference.
Is Chlorella keto-friendly?
Yes, Chlorella is keto-friendly with only 23g of carbohydrates per 100g. It fits well within the typical keto macro limits of 20-50g net carbs per day.
Is Chlorella good for diabetics?
Chlorella is generally suitable for people with diabetes with a glycemic index of 10. Its carbohydrate content and fiber help support stable blood sugar levels. Always consult your healthcare provider for personalized advice.
What vitamins and minerals are in Chlorella?
Chlorella is a good source of vitamins B12, B9, B2, D and minerals including Iron, Zinc, Phosphorus. These nutrients support various bodily functions from energy metabolism to immune health.
Where does Calorique get nutrition data for Chlorella?
Calorique standardizes Chlorella nutrition values per 100g using USDA FoodData Central reference fields where available, then scales the data into realistic serving sizes. FDA Nutrition Facts methodology and authoritative nutrition references are used for context. This page was last reviewed May 17, 2026.