I assume you are referring to the consumer reports headlines, they have been greatly misleading. They have been using an extremely low level as their bar for concern. Here’s a recent piece talking about that

This is an unachievable safety target, significantly below the lead you get from average daily food consumption

[…]

But compared to the FDA’s more realistic numbers, 6.3 micrograms is 71.6 percent of the reference level for women of childearing age, meaning it’s safe even for at-risk individuals. For adult males, who are more likely to glug protein shakes, the risk is negligible. Children, with some exceptions, shouldn’t be consuming protein powder at all

[…]

And it bears noting that Consumer Reports’s tests showed levels of lead that were higher than tests of Huel carried out by the National Sanitation Foundation, an independent testing body, which showed that a serving of Huel Black came in under 3.6 micrograms

https://www.vox.com/future-perfect/465552/protein-powder-lead-poisoning-fda-supplements-consumer-reports

(https://archive.is/y6ZHk for paywall)