Which herbs have actually been studied for high blood pressure? We separate human evidence from hype and explain why herbs do not replace hypertension treatment.

Guava leaf is used traditionally and has some small human studies related to post-meal glucose. The evidence is interesting, but it is not diabetes-treatment proof.

Peppermint and spearmint are different herbs. Peppermint oil has short-term IBS evidence; spearmint has small human studies on androgen levels in women with hirsutism and PCOS.

Sea moss is heavily marketed online, but species identity, iodine, contamination, and product testing matter more than trend-driven claims.

Cerasee is deeply familiar in Caribbean herbal traditions. Human diabetes research exists, but the results conflict and do not support replacing medication.

Lemongrass is familiar in Caribbean kitchens and teas, but the human evidence for many promoted health claims is much thinner than people think.

Turmeric and curcumin have human research behind some joint-pain outcomes, but concentrated supplements also carry safety questions, including rare liver injury.

Ginger has real human research behind several claims, but food, tea, powder, and concentrated supplements are not the same thing. Here is what the evidence supports and where the limits are.

Moringa is used as food and as a supplement around the world. Human research is growing, but the evidence is mixed. Here is what newer reviews show and what still needs proof.

Soursop gets promoted online for cancer and many other conditions. Here is what the evidence actually supports, what remains unproven, and why concentrated products deserve caution.

Sorrel is part of Caribbean food culture, but what does the human research actually support? Here is the evidence on blood pressure, the limits, and the safety questions to know.

A straight-talking guide to Caribbean herbs and roots: traditional use, plant identity, research strength, safety, interactions, and what Norene’s Farmacy will and will not claim.