Why do I spike when I eat the same as I ate in previous weeks?

Your blood glucose is affected by many different factors that vary constantly, not just the food you eat.

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Your blood glucose is affected by many different factors that vary constantly, not just the food you eat. What's important to focus on is the trend - the shape of your line - not the absolute figures.

Spikes from eating come from carbohydrates in your food. Look to minimise the carbohydrate content in meals and you'll find the spikes don't happen.