United Kingdom

Reviews

Each review names its method, the editorial team, and the date. These are research summaries. They are not hands-on tests, and they do not carry a score.

• Review methodology
• L-theanine in the UK: evidence, claims and labels
• Ashwagandha in the UK: evidence, safety and labels
• Vitamin B12 in the UK: forms, deficiency and labels
• Magnesium glycinate vs citrate vs oxide: what the evidence says
• Vitamin D3 supplements: what the evidence says
• Omega-3 fish oil: what the evidence says