I want to add some biotin to my regime. But what strength tablets should I get? The different measurements are confusing.
I've found some that are 10,000 mcg - is that too much?
Also, what's this MSM I keep reading about?
Thanks in advance!
I've found some that are 10,000 mcg - is that too much?
Also, what's this MSM I keep reading about?
Thanks in advance!
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