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Comparison updated 2 September 2026 · compositions verified on official sources on that date · next re-check: March 2027

Sunday Natural vs base One: the duel of active forms

Sunday Natural vs base One

Sunday Natural, the Berlin purist, is the most serious opponent we have compared: bioactive forms, dose transparency, zero additives. Its «All In One Premium» plays our score. So the match is won on details : and there are four.

Our verdict

Our verdict: base One : but let's say it upfront: this is the closest duel of our series, and Sunday Natural deserves the respect reserved for the good ones. The match turns on four label details and one geographic fact: their iron travels with the zinc (bisglycinate or not: same entry door), their selenium is inorganic selenite, their day takes 4 capsules against one glass, and Berlin ships with customs. Our product : everything below to prove us wrong.

The detail few people notice: even at the purist's, the iron sits in the same intake as the zinc : and the selenium is selenite, the inorganic form.

The premium extras

Sunday Natural

Q10, OPC, K2 MK-7, algae DHA... a catalogue in a jar

Mineral coherence

base One

no iron with zinc: every mineral can do its job

The Swiss gesture

base One

one glass instead of 4 capsules, shipped from Switzerland

In short, choose:
  • Sunday Natural if you want the maximum of premium extras and 4 capsules plus customs do not bother you.
  • base One if you want absorption coherence (zero iron with zinc), selenomethionine, and the Swiss one-glass ritual.
  • Neither one if a symptom persists or settles in: that is your doctor's job, not a supplement's.
Discover base One

29 nutrients in active forms · one glass a day · reviews published unfiltered

The proof, line by line, below ↓

The key to everything (30 seconds of reading)

Not all vitamins are equal. The same vitamin exists in several chemical versions: its “forms”. Some are active forms: the ones your body uses as-is; others must first be converted, with losses along the way. Systematically choosing active forms, at useful doses, is the orthomolecular approach: the discipline taught by David Giovenco, formulator of base One and president of the International Francophone Academy of Orthomolecular Medicine. Keep this key: the whole comparison reads with it.

What is Sunday Natural

The Berlin purist's premium multivitamin: «All In One Premium», 4 capsules a day, ~50 actives in mostly bioactive forms, 100% vegan, all doses disclosed : shipped from Germany.

What base One is for

The daily base: covering the essentials every day : 29 vitamins, minerals and amino acids : in active forms (the versions your body uses without converting them), in one pomegranate-flavoured glass. Not a one-off cure: the foundation, day after day.

The comparator, line by line

Green = a form the body uses as-is, or a strength. Amber = a version that must first be converted, or a partial point. Each line says what the nutrient is for.

Folate (B9) — cell renewal
Sunday Natural
5-MTHF (Quatrefolic) 400 µg ✓
base One
active 5-MTHF 400 µg
Vitamin B12 — nerves & blood
Sunday Natural
3 active cobalamins 200 µg ✓
base One
active forms
Vitamin B6 — neurotransmitters
Sunday Natural
active P5P 15 mg ✓
base One
active P5P
Magnesium — muscles & nerves
Sunday Natural
bisglycinate + malate 150 mg ✓
base One
citrate 100 mg
Selenium — cell protection
Sunday Natural
sodium selenite (inorganic) 60 µg
base One
L-selenomethionine 55 µg
Iron — oxygen transport
Sunday Natural
6 mg included, with the zinc
The daily gesture — adherence, day after day
Sunday Natural
4 capsules
base One
1 glass, pomegranate
Shipping to Switzerland — customs & delays
Sunday Natural
from Berlin, customs fees reported
base One
from Switzerland
What base One adds

The selenomethionine (the organic form their premium lacks), zero iron in the intake, and the drink format: the adherence of a ritual outweighs ten extras forgotten in a cupboard.

What Sunday Natural adds

A genuine premium catalogue: K2 MK-7, Q10, OPC, astaxanthin, resveratrol, algae DHA, CDP-choline... and vegan D3.

When the opponent plays our score

Let us be precise: Sunday Natural does what almost nobody does: 5-MTHF, three cobalamins, P5P, bisglycinates, all doses disclosed. On vitamin forms, the match is a draw : a compliment we pay no one else.

So the verdict is decided where the labels still diverge: the iron in the same intake as the zinc; inorganic selenite where selenomethionine exists; 4 capsules where adherence is won with a pleasant gesture; and Berlin where Switzerland ships without customs. Four details? In micronutrition, details are the whole discipline.

What Sunday Natural does well : and its limits, in plain words

Its strengths. Genuinely applied bioactive forms, total dose transparency, fully vegan, plant D3 and K2 MK-7: the only compared competitor playing in the forms category.

Its limits. Iron in the same intake as zinc, inorganic selenite despite the premium positioning, 4 capsules a day, and shipping from Germany with customs fees reported by Swiss customers.

base One in practice: for whom, when, and what to expect

Who it is for. Adults who want the essentials covered daily without stacking boxes : and especially those who have taken vitamins before and “felt nothing”: often the sign of forms the body used poorly. After 50 or on a plant-based diet, the active B12 in the formula counts double.

When. One glass a day, at the moment that becomes your ritual: morning, or the 5 p.m. alcohol-free apéro. The 90-day course follows the body's own rhythm: skin renews in a month, blood in four.

What to expect, honestly. We promise nothing : here is what biology says. If your diet left gaps : common for magnesium and the B vitamins, which contribute to reducing fatigue : the difference may be felt within weeks. If your intake was already good, base One works silently: it is background coverage, not a stimulant. The honest check-in is at 90 days : and you judge.

What base One does not contain : and why

An honest comparison also lists our absences. They are deliberate:

  • No iron. Iron and zinc use the same entry door of the gut: putting them together makes them hinder each other. A real iron deficiency is measured (ferritin) and corrected in a targeted way. The full explanation.
  • No vitamin D. The right dose depends on your blood status and the season: it varies tenfold between people. One dose for everyone would be either useless or insufficient. Our dedicated article.

Why these choices? base One follows the orthomolecular approach: giving the body molecules it already knows, at useful doses : rather than cheap synthetic versions at minimal doses. It is the discipline practised and taught by David Giovenco, president of the International Francophone Academy of Orthomolecular and Integrative Medicine.

Your questions

Does Sunday Natural ship to Switzerland?

Yes, from Germany : with customs fees reported by Swiss customers. base One is formulated, made and shipped from Switzerland.

Isn't their 50-active formula more complete?

It is longer. The orthomolecular question is not the number of lines but coherence: an iron that hinders the zinc in the same capsule contradicts the rest of the formula.

Selenite or selenomethionine : what changes?

Selenomethionine (bound to an amino acid) is better retained by the body than mineral selenite.

Ready to try the daily base?

29 nutrients in active forms, one glass a day, made in Switzerland : and 5 CHF welcome credit on your first order, applied automatically with your e-mail.

Discover base One

reviews published unfiltered · cancel in one click

Our other comparisonsThe big Swiss comparison · Burgerstein CELA · Supradyn · Berocca · Burgerstein Multivitamin · AG1 · Centrum · Quel magnésium ? · Becozym · Redoxon
DG
David Giovenco · Micronutrition researcher · President, International Francophone Academy of Orthomolecular and Integrative Medicine · Founder & Formulator, nuho

Sources

[1] Official All In One Premium composition, sunday.de, recorded 03.09.2026 · [2] Customs fees: Swiss customer reports (reklamation.ch) · [3] Schrauzer 2000, selenium forms · [4] base One product page, nuho.ch

This content is published for information purposes and does not replace medical advice. For any health question, talk to your doctor or pharmacist. Compositions recorded on 2 September 2026: report any inaccuracy.

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