He sounds like a formulaic author. They are common in self help books. The author finds an issue people are interested in, does a "little" research, then uses a template to write chapter after chapter of marginally informative text.

They are usually just interested in selling books for a publisher and their own wallet.

Consuming aspartame for the phenylalanine is like drinking soda for the phosphorus.

The aspartic acid is a big concern with aspartame. I understand that when aspartame is heated, it breaks down into methanol, then formaldehyde. Just what we need, pickled and preserved brains.

I think I will use my time more wisely.