At 360 calories per 100g, collagen powder delivers 90g of protein and 0g of fat. That puts it in the highest tier of protein-density — 25.0g of protein per 100 calories. A typical 4 oz portion lands around 407 calories.
Calories scale with portion. Here's how a typical collagen powder serving translates in your tracker:
Point your iPhone camera at collagen powder and SpotWell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreCollagen Powder has approximately 360 calories per 100g. A typical serving — 3 oz (85g) — comes in at 306 calories.
90g of protein per 100g. That puts collagen powder at roughly 25.0g of protein per 100 calories — a useful lens when comparing to other protein sources.
The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With SpotWell, you can skip the scale — point the camera at the plate and the AI estimates the portion in under a second. Adjust the value if it looks off.
It depends on your overall calorie target. Collagen Powder sits in a moderate calorie range. It can fit any goal — weight loss, maintenance, or muscle gain — when portioned to your daily target.