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At Whits­un the DH Per­for­mance Nutri­tion HQ tem­po­r­a­ri­ly moved to Rafa­el Wyss. As an important com­po­nent of his pre­pa­ra­ti­on for the Red Bull Trans-Sibe­ri­an Extre­me 2022, we went through a 4‑day com­pe­ti­ti­on simu­la­ti­on. Long days with snow, rain, sun, a flat tire and lots and lots of fuel!

For months Rafa­el Wyss has been in trai­ning for the toug­hest bike race in the world. The event has alre­a­dy been post­po­ned twice (from 2020 to 21 and now 22), but after the first dis­ap­point­ment Rafi and the who­le crew are hap­py about the time gai­ned. Tha­t’s why this sum­mer is cle­ar­ly about race simu­la­ti­on and some big key blocks that we use to chall­enge and per­fect man, machi­ne and over­all concept.

Nasty spring wea­ther is cha­rac­ter forming

Meteo­ro­lo­gi­cal­ly, it was a dif­fi­cult first quar­ter – lots of snow, then lots of cold, then even more rain. For endu­rance ath­le­tes, the­se were addi­tio­nal chal­lenges that one would glad­ly skip. But if you want to pedal across Rus­sia, you bet­ter get used to rough con­di­ti­ons ear­ly. Rafi brings an unshakeable spi­rit and an almost indes­truc­ti­ble joy for cycling – I guess that helps.

Plan­ning every detail

We approa­ched this weekend very meti­cu­lous­ly. Befo­re the start, gly­co­gen stores were char­ged to the maxi­mum, rou­tes were plan­ned, inten­si­ty of the rides was timed and not only the food on the way was plan­ned down to the gram, but also befo­re and after the load, so that con­di­ti­ons clo­se to com­pe­ti­ti­on were simulated.

Even the wea­ther was a touch­stone at times

For the first 10-hour ride of this «Whits­un block», the fore­cast was for hea­vy rain. The opti­mist says: per­fect con­di­ti­ons to test clot­hing and nutri­tion in the­se con­di­ti­ons… The coach said: shut up and ride! The nut­ri­tio­nist made a dry face to the wet fun and went along any­way. All in all, howe­ver, the wea­ther gods were quite kind to us and after 150 rai­ny kilo­me­ters, the remai­ning days remain­ed cool but dry.

Big load, long days, com­ple­te success

To make it short: Rafi did a lot of very long bike rides. We star­ted all tours from his home base and rode more than 300 km every day. The diet was very simp­le: copious and tun­ed por­ridge for break­fast, 90% of the calo­ries in liquid form during the day and light food and lots and lots of car­bo­hy­dra­tes in the evening.

The secrets of suc­cess will not be reve­a­led here, but this much can be said: if you have the cou­ra­ge to eat a lot and dare to «overe­at» by x amount than what the lite­ra­tu­re recom­mends, you will go fas­ter for lon­ger. Rafa­el was asto­nis­hed and hap­py at how long he could push so many watts.

From a nut­ri­tio­nal point of view, the fin­dings are num­e­rous, we know ide­al inta­ke amounts, tole­ran­ces, robust­ness of the sto­mach and con­cre­te, with which pro­ducts we want to ride.

Other important buil­ding blocks planned

From the rough – of which we will make more blocks – we go among other things to the fine, now test­ing sweat rates at dif­fe­rent tem­pe­ra­tures, elec­tro­ly­te con­cen­tra­ti­on of sweat and working on indi­vi­dua­li­zed nut­ri­ent supplements.

The­re’s pret­ty much exact­ly a year until the start­ing gun, so a lot will hap­pen bet­ween now and then, but our race com­pass is dia­led in and Rafi is well on his way.

Big thanks go out to our fri­ends from Spon­ser Sport Food – they sup­port us with know­ledge and lots of calo­ries. Big Shou­tout as well to the one and only Ralf Sei­del (Schul­t­hess Kli­nik), who keeps coming up with dif­fi­cult tasks to per­form and last but not least, props to Rafi – bad ass uber-rider – to many more
adven­tures to come!

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Dani Hof­stet­ter –
Per­for­mance Nutrition
Mas­ter of Food Sci­ence ETH,
Nut­ri­tio­nist and Long distance tri­ath­lon world champion