Please do ensure you weigh her weekly. I know it’s harder in nervous piggies but it is so so important and the only way to gauge hay intake. As hay is often the first food to be dropped during an illness, sometimes before any other obvious symptoms, the weight checks can be an early alert system and allow you to step in with vet help much sooner.
The 50g weight loss which constitutes them
needing help would often not be apparent from
A visual check. By the time you’d see they’d lost weight it could be a considerable amount of loss.
The skin under her chin is called a dewlap.
Check around her ribs to check her heft. This is what will tell you if she is a good size for herself.
Weight - Monitoring and Management
How To Pick Up And Weigh Your Guinea Pigs Safely (videos)
Do also review her diet - it’s good to give it a check every now and then and make sure you aren’t overdoing anything - fees Unlimited hay, one cup of veg and one tablespoon of pellets.
Long Term Balanced General And Special Needs Guinea Pig Diets