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#20Products are filtered on the criteria above — ≤150 calories, ≥10g protein — then ranked by a weighted score of protein content, customer ratings, and review volume. For “best value” we rank by protein per 100 calories instead.
Always verify nutrition and allergen information on the product's own packaging. Links may be affiliate — you pay the same price, we earn a small commission on qualifying purchases.
What qualifies as under 150 calories?
In our catalog, we define under 150 calories as: ≤150 calories; ≥10g protein. We filter our full 300+-product catalog on those thresholds, then rank by a weighted score of protein content, customer ratings, and review volume.
Which is the best under 150 calories?
Our top pick is Ensure Max Protein Nutrition Shake — 30g protein, 150 calories, rated 4.6/5 by 20534 Amazon shoppers.
How many options meet these criteria?
We found 116 products in our catalog meeting ≤150 calories and ≥10g protein. Average protein per serving across these picks: 16g.
Are these ranked purely by nutrition?
No — we weight protein content, customer ratings, and review volume together so that products with more validation rise to the top. For "best value" we rank by protein per 100 calories — the most protein for the fewest calories.
Where do I buy these?
Each product card links to its detail page with direct Amazon and retailer buy links. Those are affiliate links (FTC disclosure at the footer); pricing and availability are set by the retailer.
- NASEM Dietary Reference Intakes — Protein — Institute of Medicine DRI for protein (RDA, AMDR)
- USDA FoodData Central — Baseline macronutrient database for generic foods
- NIH Office of Dietary Supplements — Dietary Protein — Federal guidance on protein, supplements, and weight management
- ISSN Position Stand: Protein and Exercise — Peer-reviewed consensus on protein intake for athletes (1.4–2.0 g/kg)
Nutrition data is verified against the product’s Nutrition Facts label and the brand’s official spec sheet. See our full ranking methodology for the scoring formula and inclusion rules.
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