TAC based product?

[Warren]

I am not aware of any TAC based products.

From my experience, I would say buy 10mcg and experiment to see if you like 10mcg, 20mcg, 30mcg or more.

Some of us have forund that TAC clashes with TAA (Instant Shine). That and other TAC issues are discussed on this thread:

TAC vs TAA: what's the difference, and can they be combined with P74?

What exactly is the difference between TAA and TAC? I have read that they get in each other’s way and can be unpredictable when used together. I have absent-mindedly done that a couple of times and both times I locked my keys in the car, something I previously hadn’t done since high school. So if I need to choose between one and the other, how exactly do they differ from each other? And is it really okay to use the two together if P74 is included? How does that work? These are the questions I am…