How Rooibos Became a Health Drink
Rooibos is sold the world over as a wellness drink. That reputation began not in a laboratory but with one South African mother's claim in 1968, and the science has never quite caught up with the marketing.
Pick up almost any box of rooibos and it is sold to you twice. Once as a drink, and once as a remedy: the packet promises calm, sleep, clear skin, a settled stomach. That second promise did not come from a laboratory. It can be dated, near enough, to one night in 1968 and one mother's word, and the science has been catching up ever since.
So before the calm settles over you, the short, honest version. Rooibos is caffeine-free and genuinely rich in antioxidants. That much is true and worth knowing. The grander claims, that it cures or detoxes or treats this and that, run a long way ahead of what anyone has actually shown in people.
One sleepless night in 1968
The story belongs to Annekie Theron, a young mother in what was then the Transvaal. Her daughter Lorinda, then fourteen months old, was a colicky baby worn down by allergies, and one night she warmed the child's bottle with rooibos instead of water. By her own account the colic settled almost at once. She had set out to test nothing. She credited the tea, and from that night she set out to tell the world.
That is the whole of the founding evidence. A tired mother, a fretful child, and a cup that seemed to help. It is a lovely story. A lovely story is not a result.
From a kitchen to an 80-million-rand company
What grew from that night was not a footnote. It was an industry. Theron gathered other mothers with troubled infants, decided she was onto something, and wrote it down. Her book, Babies, Allergies and Rooibos Tea, carried the idea well past the Cederberg. Around 1970 she founded the company her husband's nickname for her gave its name, Annekie Theron Entrepreneurs, and in time the business became Annique Health and Beauty, a range of rooibos cosmetics and tonics. In 2010 it sold for 80 million rand, about US$11 million at the time.
The honours followed. In 1997, at the international inventions exhibition in Geneva, she took a gold medal from the World Intellectual Property Organization and was named female inventor of the year. When she died in 2016, at the age of 86, the South African press remembered her as the mother whose cure for a colicky baby had grown into a global company.
The red bush had been traded since 1904 and farmed since the 1930s, a pleasant caffeine-free drink with a loyal Cape following. What Theron's claim added was a second identity. After 1968, in the public mind, rooibos was a drink that was also supposed to be good for you. That idea travelled further, and sold harder, than the taste ever had on its own.
Why the reputation outran the proof
On health, the reputation and the record part ways. What follows is what the record actually shows.
Theron published her findings in a book, not in the scientific literature, and no controlled trial has confirmed that rooibos soothes a baby's colic or eases an allergy. The McGill Office for Science and Society, reviewing the claims, puts it flatly: there are no controlled trials showing any benefit for people. The lab work that does exist, on quail blood cells or rat tissue, is interesting and beside the point for the person holding a cup.
The gap is real, and the people who sell rooibos do not all pretend otherwise. The South African Rooibos Council, which has every commercial reason to talk the cup up, concedes that the reports of relief from allergies, sleeplessness, and digestive trouble are not yet supported by scientific research, the evidence so far being mostly test-tube and animal work. The fullest tally of that human evidence, a scoping review covering 18 trials and 488 people, found the signals encouraging but too thin to confirm or refute a real effect in people; the full record is kept at the Ministry's health guide.
What is actually true about the cup
So what survives, once the marketing is set aside?
Rooibos is caffeine-free, with no decaffeination needed, which is why it sits easily in the evening. And it carries an unusual antioxidant, aspalathin, which occurs in almost no other plant and is the most abundant flavonoid in the green, unfermented leaf, a free-radical scavenger in the test tube. One detail the marketing rarely mentions: the fermentation that turns the green leaf red oxidises away more than 90 percent of it, so the ordinary red cup carries far less than the plant starts with. Whether scavenging free radicals in a beaker does anything for you in particular is exactly the question the human trials have not yet answered. What the research does and does not support is set out in full elsewhere, carefully and without hype.
That is the honest shape of it. Rooibos is a fine, caffeine-free drink with a real virtue or two and a reputation several sizes too large for it. What is worth reaching for is certain: the pleasure of the cup, and no caffeine to keep you up. What it might do beyond that is still, more than fifty years after that first warmed bottle, waiting on the evidence.
Sources
- Obituary: Annekie Theron, founder of global rooibos company who built R80m business, Sunday Times, 2016.
- Dr. Annique Theron and her Rooibos Story, Annique.
- You Asked: What is Rooibos tea?, McGill Office for Science and Society.
- The health benefits of rooibos tea in humans (Aspalathus linearis): a scoping review, PMC.
- Health Facts, SA Rooibos Council.
- Visualization of aspalathin in rooibos (Aspalathus linearis) plant and herbal tea extracts using thin-layer chromatography, PMC.